Overland Tech and Travel
Advice from the world's
most experienced overlanders
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The homely, perfect chuck box
As a contributor to somewhere around two dozen magazines over the past three-plus decades, I’ve been lucky enough to sample and own a wide variety of camp kitchens, from simple Coleman stove stands to the excellent Kanz Kitchen and the over-the-top, multi-component Iron Grill system from Snow peak.
Despite all that, the one you see above is still my favorite.
Why? Not because it’s the “best,” although it functions exactly how it’s supposed to. Certainly not because it’s the most expensive—in fact it is undoubtedly the cheapest camp kitchen I’ve owned. It’s my favorite because I made it back when Roseann and I were penurious college students, exploring the southwestern U.S. and northern Mexico in our FJ40 and, later, an FJ55. Thus, even though subsequent kitchens saw far more exotic destinations, this one contains more precious memories than all of them put together. Like the night we were camped in Mexico’s Pinacate volcanic region when a meteor streaked overhead and its smoky trail covered half the sky. Or any one of several trips to the Sonoran coast of the Gulf of California recording nesting territories of least terns. Or leading sea kayak trips to that same coastline, towing boats and everything needed for excursions out to Isla Tiburón. Or a cross-country skiing trip to the Grand Canyon’s North Rim, when a blizzard hit and our trip leader got hopelessly lost next to a 4,000-foot chasm in ten feet of visibility.
I built the chuck box long before Youtube videos on such things, and so simply used my decent grasp of carpentry and Roseann’s concept to form it out of a single sheet of half-inch plywood. No fancy dovetails; it was simply glued and screwed together (and hasn’t loosened a millimeter since). I made sure to apply four or five coats of varnish, so the finish is still intact as well, despite numerous nicks and scratches. A drawer held utensils, matches, and can openers, the drop-down front created a table, and cork lining reduced rattles.
In recent years, with a succession of fancier kitchen systems from with to choose—not to mantion built-in kitchens in our Four Wheel Campers and Land Cruiser Troop Carrier—the chuck box got tucked away in a high corner of the storage building at our desert cottage, like the forgotten Velveteen Rabbit. When thieves broke in while Roseann and I were in Alaska last fall (by the simple expedient of hot-wiring our Ford truck and driving it through the wall), they took nearly everything . . . but left untouched the plain plywood box in the corner.
And, happily, just like the Velveteen Rabbit, the old chuck box came to life again. When we bought a 2014 Tundra to use as our Alaska vehicle, we decided—for the moment, anyway—to keep the camping setup simple. So when I hauled a trailer full of household goods to Fairbanks, I strapped the chuck box in the bed of the truck, and found that it worked just as well as it did 30 years ago. I didn’t miss those fancier kitchens one bit.
There are tent stakes, and tent stakes . . .
This . . . is the latter.
If you’ve read my work for more than a few weeks, you probably know how much I hate cheap tents (see here if not). It should be banally axiomatic that your tent is your home away from home, your last refuge from wind, rain, snow, and insects. It makes no sense to economize on a piece of equipment that, at the very least, can mean the difference between a peaceful or sleepless night, and at the worst, could be your key to survival.
The same goes for the stakes with which you secure that tent (or awning). The finest, most aerodynamic four-season tent on earth is worthless if it’s secured with flimsy, undersized stakes, and the same goes for the expensive batwing awning on your overland truck, which can pluck inadequate stakes out of the hardest substrate when a bit of a blow lifts its sail-like surface area. During every Overland Expo Roseann and I ran we struggled with and cajoled and threatened vendors to tie down their blue EZ-Up awnings with something more than the flimsy aluminum toothpicks they came with, which I could—and did, as a demonstration—bend between my teeth.
These stakes will not bend between my teeth.
We already own a set of very decent stakes for the Eezi-Awn Bat 270 awning on our Troopy—one set of thick round steel pegs for hard ground, and another of wide, curved aluminum for sand.
Recently, however, I was browsing the Major Surplus site and came across a pack of six French military steel stakes for $29.95. They looked awesome, so I ordered a set. And they are indeed awesome: cruciform steel, seventeen inches long and 1.45 pounds each, with a welded hook. I immediately ordered another set. They should suffice for any kind of substrate.
These stakes will secure any tent not capable of enclosing a trapeze act. No, I won’t carry them on my bicycle for use with my Hilleberg Anjan GT, but for bigger shelters? Take my advice and get a set; you’ll sleep better.
Be your own optics expert
What could be more magic than an invention that brings the world seven, eight, even ten times closer? A shy bird, a dangerous animal, the moon and planets, a distant and questionable 4x4 route (or, in the above photo, a possible poacher): a thousand things can be enjoyed, evaluated—or apprehended—with binoculars.
I’ve used binoculars for fun for many decades, and I never tire of simply sitting and looking through them at anything that catches my fancy. However, I’ve also used them professionally, as a sea kayaking, natural-history, and birding guide, and the latter experiences in particular have taught me a lot about both choosing and using them the most efficient way. Like many products, to a large extent you get what you pay for—but there are ways to ensure you get the best instrument for your needs regardless of how much you plan to spend.
(I’ll note here our weird misuse of the term “binocular,” which means, of course, two oculars. So technically we look through a binocular, rather than a “pair of binoculars,” which would be something both you and a friend could look through at the same time. However, the term is so ingrained you’ll probably catch me using it in the next paragraphs.)
The single most visible diagnostic component of a binocular is the front, objective lens. All other aspects of construction being equal, the diameter of this lens determines, 1) how much light the binocular gathers and how bright the image appears, 2) how much magnification the binocular can effectively deliver, 3) how bulky and heavy the binocular will be to carry and use, and 4) how much it will cost. Small—e.g., 20 or 25mm—objectives equal low light-gathering, low power, light weight, and lower cost. Larger—30 to 60mm—objectives gather more light, allow higher magnification, are heavier and bulkier, and cost more.
Remember that as objective diameter increases linearly, objective area increases geometrically. The 32mm objectives in the middle in the photo above have two and a half times the light-gathering power of the 20mm objectives on the left.
Binoculars are referred to by their magnification factor (the number of times they make an object appear closer) followed by the objective diameter—6x20, 8x42, 10x42, 10x50, etc. The compromise between objective-lens size and magnification is one of the main decisions you’ll need to make when selecting a binocular. So let’s look at the relationship.
Hold a pair of binoculars a foot or so from your face. See the little circle of light in the eyepiece? That’s called the exit pupil.
The diameter of that exit pupil is a function of the objective lens diameter and the magnification of the instrument: objective diameter divided by power gives you the exit pupil diameter—in any binocular, regardless of construction or cost. A 10x40 binocular has a 4mm exit pupil; so does an 8x32 binocular. An 8x40 binocular has a 5mm exit pupil, in a compact 8x20 binocular it is 2.5mm.
Why is this important? It has to do with the variable diameter of your own pupils as they react to light. In bright sunlight your pupils will contract to just 2mm or so, but near dusk they will expand to 5, 6, or even 7mm, depending on your age (as we age our pupils cannot expand as much). Consider that compact 8x20 binocular and its 2.5mm exit pupil. Looking through it in bright sunlight, with your own pupils constricted to 2mm or so, you’ll see a full, bright view. But look through it near dusk, when your pupils have expanded to 5mm or more, and you’ll see dark clouding around the central image, because your pupils are larger than the exit pupil. This vignetting means that binoculars with small exit pupils don’t perform well in low light (which can also include a shaded forest, for example). Thus binoculars with larger exit pupils are better for viewing near dawn and dusk. Years ago I had a pair of 7x50 binoculars with a stupendous 7mm exit pupil. Despite otherwise modest optical quality they excelled at low-light viewing.
So, all else being equal, a larger exit pupil equals better low-light viewing. However, magnification has an effect as well. Note the 10x40 and 8x32 binoculars I listed above. Despite identical 4mm exit pupils, the 10x40 will perform better at dusk due to the greater magnification. (As we’ll see, many other factors also contribute to brightness.)
Herewith my first guideline: For all-around use I do not recommend a binocular with an exit pupil smaller than 3mm, and 4mm is notably better. Those 10x25s in a company’s catalog might seem like a wonderful combination of high power and compact size, but their 2.5mm exit pupil will be a serious hindrance in low light.
Now let’s look at the next most important feature of binocular construction: the prisms.
All modern binoculars except a few toys and cheap opera glasses employ prisms as part of their optical system. There are two reasons for this. The first is to correct the image orientation, which as it comes through the objective lens is turned upside down and reversed. The second is to allow the binocular to be shorter than it otherwise would be to gain sufficient magnification.
You can make a simple telescope—as Galileo did—with nothing but a convex objective lens and a concave eyepiece that can be moved back and forth to focus. The image will be erect and the right way round with this simple arrangement, and those toy binoculars and opera glasses are made this way. But the Galilean telescope and binoculars are extremely limited in magnification, and the image blurs quickly toward the edges.
The Keplerian telescope (for Johannes Kepler) was an improvement in that it used two convex lenses, allowing longer focal lengths and much higher magnification. However, the image in the eyepiece or ocular was reversed and upside down—not an issue for astronomy, but definitely so for terrestrial viewing. Adding an additional convex lens rights the image, and the classic collapsible “spyglass” of pirate movies and highland stag hunts is made this way. They are, however, necessarily long for their magnification. A binocular made this way would be unwieldy to say the least—thus the prism.
Prisms can be used to do different things. We’ve all seen dispersive prisms—the triangular versions that break up white light into its lovely constituent colors. Binoculars employ reflective prisms, which at their most basic work on the principle of internal reflection—light entering perpendicular to one surface is reflected and redirected off the angled surface behind it. As long as the light hits the back surface at what’s called a critical angle, no mirrored surface is needed; perfect reflection is achieved at the glass/air interface. You can see this effect by looking up at the surface of an aquarium at an angle that turns it into a mirror.
The first prisms used in binoculars (by a smidgen) were porro prisms, named after their inventor, Ignazio Porro; they’re still employed today. In binoculars, two porro units are cemented together at right angles to each other in each optical tube, which gives binoculars in which they are used the classic offset configuration, where the objective lenses are set outboard of the oculars (or, in some compact binoculars, inboard). The advantage to porro prisms is that they obtain perfect internal reflection using nothing but glass—no mirrored surfaces are needed. This gives them intrinsically better light transmission and clarity than Schmidt-Pechan roof prisms (see below). Additionally, porro-prism binoculars with objective lenses set outboard of the oculars can render a slightly better three-dimensional view. Disadvantages include poor close focusing ability ( also an artifact of the wide-set objectives) and more difficult weather sealing, along with greater bulk and, frequently, weight.
Roof prisms overcome those bulk and weight issues. The most commonly used roof prism configuration in binoculars, the Schmidt-Pechan, comprises two prisms separated by a minuscule air gap. In part because incoming light rays are “bounced” more times in a tighter space than in a porro-prism instrument, roof-prism binoculars are more compact. Note in the diagram how the incoming and outgoing rays are in line; thus roof-prism binoculars can be configured as straight tubes, saving the weight as well as the bulk of the offset tubes.
But there are downsides. Collimation—that is, the internal alignment—of roof prisms is critical and expensive to replicate consistently and durably. Also, every time light is reflected it loses a tiny bit of brightness, and one of the prism surfaces in the Schmidt-Pechan design reflects at less than the critical angle, so it must have a reflective coating applied. Finally, the internal reflections of the Schmidt-Pecan design first separate the light beams, then recombine them, which causes slight polarization of the beams, reducing contrast. Manufacturers counter these issues with phase-correction coatings, which porro prisms do not need, and by using either a silver or, much better, dielectric coating on the reflective surface. Schmidt-Pechan prisms employing phase-correction coatings and a dielectric reflective surface come very close to the performance of a porro prism. Nevertheless, making a high-quality roof-prism binocular is more complicated and more expensive than making a high-quality porro-prism equivalent.
Another type of roof prism, the Abbe-Koenig, does boast perfect internal reflection and has no need for reflective coatings (although it still requires phase correction). However, as you can see in the diagram here, Abbe-Koenig prisms are significantly longer than Schmidt-Pecan prisms, and are rarely used except on large binoculars such as an 8x56, where light weight and compact size are less important than ultimate light-gathering power.
So far this sounds like an open-and-shut case for porro-prism binoculars. However, if you’ve ever carried full-size binoculars around your neck for an hour or two, or looked through them for more than a few second at a time, you’ll be well aware of how much difference a few ounces can make in preventing fatigue and image shake. A roof-prism binocular of the same objective and magnification can weigh several ounces less than an equivalent porro-prism instrument, in addition to its reduced bulk. Roof-prism binoculars are generally easy to use one-handed when necessary—often impossible with porro-prism instruments. For this reason (in addition to their easier weather-sealing and close-focus capabilities), virtually all ultra high-end field binoculars are roof-prism models. And manufacturers have developed roof prism technology to the point that the differences between high-quality examples of each type would be difficult, if not impossible, for a casual viewer to detect. In fact, given the relative lack of development in porro-prism technology in the last couple of decades, I’d wager that the best current roof-prism binoculars are equal or superior in terms of light transmission and clarity to the best available porro-prism binoculars.
With that said, do keep in mind that manufacturing a bright and durable pair of roof-prism binoculars is significantly more difficult than doing so with porro prisms. If you are on an extremely limited budget, you might find you can get noticeably better quality out of the latter than the former, for the same price.
Not all prism glass is equal. The very best we have today is called BaK4, for BaritleichKron or Barium Crown, a glass made by the German company Schott AG. It has a very high refractive index (1.569 if you want to know, which is, like, really high, to be technical). Many cheap binoculars claim to be made from this glass when in fact they are not; there is essentially zero enforcement of such marketing lies. The manufacturer’s reputation—and price—is nearly the only way to be sure you’re getting Schott BaK4. And even given that, manufacturing tolerances, coatings, and a dozen other parameters will make or fail to make a high-performing prism.
The next critical aspect of binocular design is the lens coatings. Look at the objective lenses of your binoculars and you’ll notice a definite tint—purplish, greenish, reddish, more or less of each depending on the brand. Why is this?
All glass reflects some light—look at a piece of window glass and you’ll see this. Furthermore there is a reflection both when the light enters the sheet of glass—or a lens—and when it exits the back of it. This reflection can reduce the amount of light making it all the way through a lens by ten percent or more. Multiply that by the several lenses in a binocular and the light fall-off is severe. In 1886 the 3rd Baron Rayleigh, John William Strut (who would win the Nobel prize in physics in 1904), found to his surprise that old, slightly tarnished glass he tested transmitted more light than new, clear glass. This led to the development of specialized anti-reflection coatings, introduced by the Carl Zeiss company just prior to WWII. In one leap of technology, the total light transmission through a typical 8x30 binocular increased from 50-60 percent to 70-80 percent. Today’s high-end binoculars are fully multi-coated—that is, every glass surface has an anti-reflection coating comprising up to seven layers—and total light transmission is well over 90 percent. However, like BaK4 prisms, “fully multi-coated” can mean a lot or not very much at all. Simply put, a $150 Chinese binocular with “fully multi-coated optics and BaK4 prisms” will not have the same stuff inside as a $2,000 binocular with “fully multi-coated optics and BaK4 prisms.”
Next in line is the clarity and contrast of the image controlled by the objective lens or lenses, the focusing lens behind it, any field-flattening lenses behind the prisms, and the lenses comprising the ocular. Careful grinding/polishing of high-quality glass will ensure a crisp image, but color rendition raises its own issues.
Remember the dispersive prism and its colorful rainbow of colors? To some extent this happens with light passing through any lens. The different colors of the spectrum bend at slightly different angles, and if they are not brought together somehow by the time they reach the eyepiece, the image will display a fringe of spurious color around it—almost invariably blue, because blue light is more sharply diffracted then yellow or red.
Chromatic aberration, as this is known, can be reduced using an achromatic objective lens, comprising two layers of different types of glass that together reduce diffraction, and/or with aspheric lenses, which accomplish the same thing by altering the shape of the lens, and/or with extra-low-dispersion (ED) glass, which doesn’t diffract as much to begin with. As with everything we’ve discussed, this adds to the cost of the binocular as well as the quality of the image.
The best binoculars in the world can be ruined if any moisture is allowed inside. Fogging obscures the image and damages coatings, and fungus or mold will completely destroy the instrument, necessitating a complete disassembly and restoration at best. For this reason good binoculars are fitted with O-rings to seal out moisture, and then purged of air with pure nitrogen (sometimes argon) at slightly higher than atmospheric pressure. These gasses are dry, cannot fog, and do not support mold or fungus. Better binoculars incorporate better seals yet retain ease of focusing (the focusing mechanism is one of the most vulnerable entry points for moisture).
Many high-end binoculars now incorporate a field-flattening lens behind the prism, designed to increase edge-to-edge sharpness. This is especially useful for those who use binoculars on a tripod for long periods, scanning the entire field of view rather than moving the binocular around.
Is there anything else? Oh yeah, a lot of it. Proper internal baffling to prevent flare; shielding and blackening of the sides of the prisms to prevent spurious light entering them; reinforced housing of the prisms to prevent de-collimation; proper size of the prisms to capture all available light; grooving the hypotenuse face of the prism to control abaxial rays. Construction of the housings—aluminum, or lighter and more expensive magnesium? Hydrophobic objective-lens coating? You get the picture, and perhaps begin to see why the price of two binoculars that are to outward appearances identical might have price tags that differ by an order of magnitude.
The best binoculars available today offer brilliant, sharp, true-color views comfortable for hours of viewing without eye strain; complete weather sealing; shock-proof construction; light weight, and a lifetime guarantee—often transferable. A premium binocular represents a considerable investment that will repay itself every time you use it, and continue to do so for decades.
Next up: Choosing the best for your needs.
Companion workshop: View our Field Arts workshop on optics, with Swarovski’s Ben Lizdas joining us for a Q&A, here or view below.
"Bespoke" Autohome tent for the new Defender
It’s astonishing how quickly aftermarket companies can produce accessories for new vehicles—especially highly complex products as winch bumpers and suspension systems.
In the case of Autohome’s new “bespoke” roof tent for the new Land Rover Defender, the designers probably didn’t have to work too hard. As near as I can tell from the specifications, the Defender tent is identical to Autohome’s stock Columbus Small XL clamshell model that you can install on any Plebeian 4Runner or Pathfinder, except perhaps for the color. Looking at the photo, it’s possible the company altered the profile of the side door a bit to better match the Defender’s optional side ladder, but that seems to be it.
Regardless of how actually “bespoke” it is, Autohome tents are of uniformly excellent quality, so if you’ve bought or ordered a new Defender and are planning to install a roof tent on it, these are worth considering.
The ARB Pure View 800 flashlight . . . up to standard?
Anyone who has read my equipment reviews over the last 15 years knows I’m a loyal fan of the ARB line of products. My FJ40 Land Cruiser has worn Old Man Emu suspension and IPF driving lamps for at least a couple of decades, and more lately has an ARB locking rear diff and High Output compressor, plus a branded fridge—and I replaced the IPF lamps with ARB’s superb Intensity LED units. Our Tacoma has an ARB winch bumper and rear diff. The Land Cruiser Troopy we recently shipped to the U.S. from Africa is fairly bristling with ARB equipment, from the front bumper and Intensity driving lamps to the ARB Twin compressor and more.
Rather incredibly—or perhaps not—not a single one of those items has ever failed.
Even though I’m lucky enough to have been sponsored for much of this later equipment, my respect for ARB’s products came about through a straight retail relationship. The first OME suspension I installed on the FJ40 cost significantly more than those offered by other makers, but the company’s reputation convinced me it would be worth the extra cash, and that indeed proved to be the case, as it was with the then-state-of-the-art halogen IPF lamps. Every ARB product since has thoroughly proved its value-for-money to me before I recommended it to others. Still, someone who simply chanced on all our vehicles lined up could be excused for thinking I’m a secretly paid shill for the company.
Now, however, I have in front of me the new ARB Pure View 800 flashlight, which I’ve been using for a month or so. And for the first time, my reaction to an ARB product is basically a shrug of the shoulders. Not that it is by any means a bad flashlight; it simply breaks no real new ground and includes no genuinely outstanding features (well, one, which I’ll get to).
The 800 refers to the flashlight’s maximum output of 800 lumens—an astounding figure just five years ago, but today merely good (and no doubt accurate—many of the claims you see for cheap internet flashlights are wildly exaggerated). The pattern is just about perfect—a penetrating central spot with an even cone of more diffuse illumination surrounding it. Clicking (or half-pressing) the large rear “tactical” switch again gets you a 400-lumen beam, another step goes to 200, and another to a strobe. Running time is claimed, in order, as “up to” 1.5, 4, 7, and 24 hours (although why one would want to leave a strobe on for 24 hours is beyond me). These strike me as no more than ordinary run times despite the chunky body of the Pure View and its lithium-ion battery. But at least it’s rechargeable.
I also have an issue with the circuitry in the switch. When you turn the light off for more than a few seconds, it reverts to the highest setting rather than staying where you left it. So if you turn it off on low in your tent before going to sleep, then turn it on in the middle of the night for a toilet excursion, you and any tent-mate will be blinded by the 800-lumen beam. I’d rather have the option of choosing my own setting. Additionally, I do not recall ever using a strobe function on any of the three thousand flashlights my wife claims I have owned (it’s no more than two thousand). I would have much preferred a 10 or 15-lumen low beam suitable for reading or walking around, one that would have then had a run time measured in hundreds of hours. The 200-lumen “low” setting is far too bright for reading or looking at a map, or even most camp chores.
The Pure View charges via a micro-USB port cleverly hidden behind a rotating collar, which keeps it dust-free and dispenses with the usual rubber plug that inevitably breaks. Nice. However, when charging you must remember to turn on the flashlight before plugging it in, at which point the lamp goes off and a red “charging” light surrounds the charging port until a green “charged” light replaces it. If you forget to turn on the light, you’ll get a false green “charged” light but the light will not in fact be either charged or charging. Charging time is slow—four to five hours, limited by the capacity of the micro USB—yet ARB warns not to exceed six, so you should not simply leave the light plugged in overnight to charge. Incidentally, that outstanding feature I mentioned? It’s the included charging cord—a red-and-black fabric-wrapped cable of superb sturdiness and style. I’m actually considering ordering spares for my other micro-USB appliances. (The included belt holster is also excellent.)
Just as I was becoming concerned that I might be being too hard on the Pure View, I was walking along with it dangling by the lanyard when one end of the lanyard pulled free of its plug and the flashlight whacked to the ground (with no damage). But really?
Don’t get me wrong—the Pure View is a fine flashlight I’ll be happy to keep around. And—importantly—it’s priced very competitively at $57, with a two-year warranty (one year on the battery). But, unlike so many of ARB’s other products, it does not stand out from a crowded field. And until the company adds a true low-power setting (an easy modification, I suspect) I wouldn’t recommend it as one’s only all-around flashlight.
The big question: roof tent or ground tent?
Of all the requests for advice I receive, only choosing a vehicle seems to create more angst than the question of whether to buy a roof tent or a ground tent.
In simple economic terms this makes sense, since—especially if you decide on a roof tent—the outlay will likely be second only to the vehicle in terms of the hit on your overlanding budget. In fact I know people who have accomplished major journeys in vehicles that cost less than several roof tent models I can name.
But it’s also an important “lifestyle” choice, if you will, since carrying, deploying, and living with and in a ground tent is an entirely different proposition than doing so with a roof tent—even a roof tent with an add-on ground-floor room (or “mullet,” as a friend nicknamed the dangling appendage). So let’s look at the pros and cons of each.
Cost. Easy win for the ground tent here. The least expensive, made-in-China, soft-shell roof tents nudge $1,000. Premier products from Eezi-Awn, Tepui, iKamper, and others frequently top $3,000. And the size medium carbon-fiber hard-shell Columbus from Autohome will set you back a palpitation-inducing $5,600. By contrast, a 10’x10’, made-in-the-U.S. Springbar Traveler ground tent, one of the finest portable cabins on earth, costs $950. The 8’x8’ Turbo Tent Pine Deluxe 4 (from China), one of my favorite standing-headroom ground tents, is $495. And if you’re on a budget and don’t need standing headroom, there are dozens of options starting at under $200 from companies such as Slumberjack and Sierra Designs.
Weight. Another win for the ground tent—with a couple of footnotes. That $5,600 carbon-fiber Autohome Columbus still weighs 92 pounds—and you’ll need a roof rack sturdy enough to support that weight while in motion and another 250-300 pounds when occupied. The soft-shell Front Runner “Featherlight” weighs 88 pounds. Larger and more feature-laden soft- and hard-shell roof tents typically weigh between 150 and 200 pounds. On the other hand, the 10’x10’ Springbar ground tent, made from substantial canvas and supported by substantial poles, weighs 62 pounds including poles and stakes. The 8’x8’ Pine Deluxe Turbo Tent weighs 42 pounds. Many other ground tents with as much interior volume as a large roof tent weigh less than 15 pounds. It’s true that roof tent weight includes a mattress, but that’s a matter of, at most, ten pounds.
The footnotes? Obviously the 62 pounds of the Springbar, or even the 42 pounds of the Pine Deluxe 4, is weight you’ll have to wrestle every time you pitch it—not so with a tent attached to the roof. Mount it once and forget it (unless you need to remove it between trips, either for handling and fuel economy or to avoid looking like an OVERLANDER every time you go grocery shopping). Importantly, the added weight of the roof tent is positioned in the worst possible place to add weight. Trust me that a 150-pound roof tent on an 80-pound roof rack will result in a noticeable difference in the on-road handling of even a substantial vehicle, and will make side slopes on trails more interesting.
Room. A runaway win for the ground tent. Even the most humongous roof tent is no larger than a good-sized backpacking tent. There are no roof tents with standing headroom for anyone taller than a four-year-old. Even a “mullet” only adds what is essentially a changing room. By contrast that Springbar Traveler will accommodate two full-size cots, plus a table and chairs or two smaller kid’s beds. You say you’re six foot five? You’ll still be able to stand up inside. The Pine Deluxe 4 is actually even taller at the peak.
In inclement weather, when you might be stuck inside during daylight hours, the contrast is even sharper (unless you’ve masochistically confined your ground tent to a backpacking model). Inside the 100 square feet of the Springbar you can walk around, sit across from your tentmate at a table to play cards or work, or catnap. Your luggage is out of the way under your cot. Cooking inside is easy. You can warm the space with a portable propane heater.
Pitching. This is not as simple a question as it seems. Ground tents are intrinsically more involved to pitch, given unpacking and unfolding them, staking, running guylines, installing a fly, assembling cots or inflating mattresses, etc. Some are faster than others—the canopy of the Turbo Tent, for example, with its integral frame structure and spring-loaded joints, goes up in a flat minute. But you still need to add the fly and stakes. The Oz Tent is hyped for its rapid pitch, but it still requires stakes and guylines too. I got the pitching time for a Springbar down to a leisurely 15 minutes solo, or 10 with help.
Roof tents are universally marketed for their simple and rapid pitch, and for some models this is so. Hard-shell clam-shell models (hinged at the front), for example, are absurdly easy to deploy: You simply undo the latch(es) and hydraulic struts raise the roof. Done in five seconds. Some hard-shell box-style tents have the same system. Closing is just as simple and quick.
Soft-shell roof tents, however, vary widely in ease of deploying and, especially, stowing. The transit cover can be easy or difficult to remove before deploying the hinged floor and watching the canopy bloom. Window awnings need spring struts installed from inside, and if you’ve added a changing room you essentially have a ground tent to deal with as well, which must be attached to the frame of the tent at the top and staked out at the bottom. But it’s the process of stowing a soft-shell tent—and especially re-installing the transit cover—that can be the most time-consuming. I’ve done a lot of cursing while trying the stretch Velcroed covers back over several models I’ve reviewed. Nevertheless, on balance a ground tent will most likely take more time to pitch and stow than a roof tent.
Wind and precipitation resistance. This is more a function of the individual model rather than the type. A roof tent, of course, has the advantage of being bolted to a two or three-ton ground anchor, so there’s scant chance of it blowing away. And hard-shell roof tents, both the clam-shell and box style, tend to be superbly wind resistant. Soft-shell roof tents, on the other hand, can be okay or really bad. I’ve seen few that have adequately strong supports for the window and door awnings, and in general rain flies tend to be very poorly secured and prone to maddening flapping. Whether or not the tent itself is wind-resistant, it’s perched atop a vehicle with suspension and acts as an effective sail, so boat-like rocking can be a factor in getting a peaceful night’s sleep.
Any ground tent must be staked to be secure, and if possible I stake out guylines as well—I’ve never experienced a tent that was too wind-resistant. Staking can be problematic if not virtually impossible in several substrates: sand, mud, or slickrock, for example. The Springbar is the only big ground tent I’ve ever tried that comes with adequate stakes. Buy big ones; you won’t be sorry.
I’ve slept in roof tents that leaked and in ground tents that leaked, so again this is more a function of quality control than one style or the other.
Sleeping comfort and bedding storage. Unless you suffer from claustrophobia, as my wife does (she once nearly knifed her way out of a smallish clam-shell tent after a midnight attack), actual comfort could be considered a tossup. Most roof tents come with thick, comfortable mattresses, on which you can use sleeping bags or standard bedding and pillows—which in many models can also be stored inside. Ventilation is generally excellent, and you’re up where breezes are unhindered and more free from dust than at ground level.
For any ground tent you must separately arrange (and store) cots or mattresses plus sleeping bags. With that said, a good cot topped with a thick Thermarest and a flannel-lined sleeping bag provides one of the most transcendent sleeps on the planet—right up there with being partway to the sky in a roof tent, like a kid in a tree fort. Take your pick. (One P.S.: With cots as your beds, it’s much easier to sleep outside on clear nights than it is to extract the mattress from a roof tent.)
Fuel economy/cargo space. Even the sleekest hard-shell roof tent will add significant aerodynamic drag, and with one of the big soft-shell designs on your rack you might as well be towing a drogue parachute. Clearly a ground tent stored inside the vehicle presents no such issues—but then a big ground tent might take up so much space you’ll be tempted to strap other gear to a roof rack. Win to the ground tent as long as you can avoid a roof load.
Other trade-offs. A roof tent is nice if the substrate is muddy, when a ground tent would wind up slimy outside and possibly in. Climb the ladder to the roof tent, remove your muddy shoes and store them in the pocket provided for just that purpose on many models, and your little home stays spic and span. On the other hand (you knew there’d be one), if the ground is muddy it means it’s been raining and is likely to rain more, and we’ve already discussed how much nicer it is to be holed up in a spacious ground tent. Take your pick.
In some situations, a ground tent can be left in place to reserve your campsite while you go exploring in the vehicle. A roof tent obviously needs to be put away completely to do so.
Rather counterintuitively, leveling the tent is easier when it’s attached to the vehicle, as you can use blocks or even rocks under the tires. A ground tent needs actual level ground. Also it’s usually easier to reorient a vehicle and roof tent than it is a staked and guyed ground tent, to account for shifting breezes.
A ground tent is way easier to move between vehicles, or to loan out to a friend.
Much has been made of the safety factor of a roof tent in regions with large mammalian predators, especially Africa. Honestly, after quite a few nights spent in both roof and ground tents on the continent, I find this a weak argument. Predators very, very rarely mess with tents, much less try to gain entrance. Yes, I’ve seen the YouTube video of the lions pawing at the ground tent, but I’ve also seen the one of the elephant disassembling the roof tent. Either is an extremely unlikely situation. And if you’re worried about creepy crawly things like snakes sliding into your ground tent and cozying up to you in the middle of the night, keep the door zipped shut.
So there you have it, and I’m sure there are other arguments for each. If you’re already a fan of one or the other you’ll find it easy to count up enough arguments in your favor. Otherwise, perhaps this list will help tip you one way or the other, depending on your own priorities.
ARB's revised Series II fridge
As so often happens with any consumer product, 12V fridges—the item many overland travelers put on their shopping list before any other accessory—have blossomed in sophistication, features, size, and of course price. It’s now easy to spend close to $2,000 on a dual-compartment, dual-lid, dual-control, 110-liter fridge/freezer.
But what if you just want a reliable, moderately sized fridge from a trusted brand, with easy-to-use controls, a digital temperature readout, and perhaps remote monitoring capability, but none of the polished stainless-steel bling?
ARB, after introducing their own top-end unit, the superb, weatherproof Elements (see here), has slightly revised their tried-and-true basic fridge, now called the Classic Series II. I have one of the first ARB fridges made (after they stopped rebranding Engel fridges), and it has worked perfectly for ten years. So I expect the new one to be just as reliable and durable.
As with my original, I specified the smallest, 37-quart size for the new one. Why? First, because it fits in my FJ40 and many other compact 4x4 vehicles. And second, because the beauty of a fridge in contrast to an ice chest is that you don’t have to load everything you want chilled at the begining of the trip. You can keep just a day’s worth of drinks in the fridge and reload every evening or even in the morning; the fridge will easily cool them by lunch. If you use UHT milk cartons, as we do, you can do the same with that. Thus there’s plenty of room for a good week’s worth of food.
In tweaking the Series I into the II, ARB wisely retained the reliable Secop (formerly Danfoss) compressor. The dimensions and shapes of all the different capacities are the same, as are the faired-in handles that double as stout and versatile tie-down bars. The cabinet is still durable, powder-coated steel. So what’s new? The control panel buttons are now backlit, making them easier to read, and a 12V input display has been added to help monitor battery condition. There is a new, gunmetal gray color scheme, and while this might not sound like a big deal, I think it makes the fridge look hundreds of dollars more expensive than the previous blue scheme. The optional and desirable insulated transit cover carries the same handsome tones. Very stylish.
The big news, however, is the Bluetooth transmitter that allows remote monitoring and control via a free app. While personally this has limited appeal (I can count the apps I have on my iPhone on one hand), if you’re a fan the app will do everything for you short of loading the fridge—including sending you a notice if your friend leaves the lid open after stealing a beer.
In use there’s not much different to report compared to my old ARB fridge—and that’s a good thing. I like the reversible basket, which can either separate the top “crisper” shelf from the rest of the cavity, or provide a really long area on top for . . . a leg of lamb, maybe?. The center divider also helps keep cartons and bottles upright. An LED lamp illuminates the contents well.
To be picky, I would have wished for a hold-open strut of some sort. I’d complain that the latch feels just as brittle as the one on mine always has, but then mine has never broken, so I’ll refrain.
The ARB Classic Series II is $950, and I think its quality and reliability justifies the price. The fridge carries a generous three-year warranty. ARB USA is here.
PakMule hitch-mounted cargo basket
A few years ago I was chatting with a group of people about various aspects of long-distance travel—in particular the proper loading, positioning, and lashing of cargo—and I happened to mention a Chevy Tahoe I’d spotted recently that had a hitch-mounted cargo basket with several cases and duffels strapped to it. To be perfectly honest, I was a bit scornful that owners of a vehicle that size would need extra cargo capacity.
One of the guys in the group asked, “Do you travel with children?”
Um, no.
He just looked at me, raised one eyebrow, and smiled.
Point taken. I’ve never gratuitously criticized an auxiliary cargo carrier again. And when I was asked to review PakMule’s aluminum hitch basket, I was prepared to do so objectively.
Clearly, if it is possible to fit all your gear inside the vehicle, you should do so for all the obvious reasons. But if there is stuff that absolutely, positively needs to go outside, where is best? The most common choice is on a roof rack, which has the advantage of middling resistance to theft and the fact that it doesn’t change the vehicle’s dimensions in terms of parking or maneuvering. But overhead clearance is an easy-to-forget factor, and whatever weight you put up there—added to the weight of the roof rack itself—compromises the center of gravity and plays havoc with aerodynamics. Plus the gear is just as much of a pain for you to unload as it is for a would-be thief.
Enter the hitch-mounted cargo basket. No effect on CG. Significantly reduced effect on aerodynamics. A breeze to load and unload. Hmm . . .
The PakMule cargo basket arrived in a huge box that, awkwardness aside, was surprisingly easy to lift. That’s because the basket itself, despite having interior dimensions of 67 by 26 inches—a full 12 square feet—is 100-percent tig-welded aluminum and weighs just 42 pounds. The workmanship of those welds, while not up to the concentric perfection of that found on high-end bicycles, is even and solid. And there is no paint or powder coating to inevitably chip and scratch.
Installing the PakMule is simplicity itself: Slide the basket’s shaft into your receiver, insert the threaded pin and snug it with a 7/8th-inch socket or wrench—or, if you’re a heathen, an adjustable wrench or (wincing here) slip-joint pliers—then attach the keyed locking assembly, which snaps on without the use of the key. (The company offers as an accessory an American-made ratchet and 7/8ths socket—for me that’s practically enough to stop right there and give the whole product a five-star review.) The entire process takes about 60 seconds and presto, you’ve got a generous trunk’s worth of extra cargo space.
It must be said that moving an external load from the roof to behind the bumper comes with its own caveats. Reversing in tight quarters becomes, first, a function of remembering the damn thing is back there, and then being extra, extra cautious with distance and swing clearances. (I suspect gear strapped to it will block the rear-view cameras of many vehicles.) Also, while the PakMule is rated for an impressive 500 pounds, you’d be smart to keep the total load well below that, as the stress on your rear suspension is magnified considerably with the additional leverage of weight hung out that far behind the springs and shocks. There’s certainly no issue regarding strength of the structure: I stood on a back corner of the basket and bounced up and down with scant effect.
What about off-pavement driving? Not that you couldn’t have figured this out on your own, but the PakMule will pretty much obliterate your departure angle in sharp dips and transitions to steep climbs. It’s simply the nature of the beast, and something you’ll have to consider when choosing routes and picking individual lines. A spotter will be a great help. And it’s easier to unload and remove the basket than it is to unload and reload a roof rack when you need clearance under a low limb. I was pleased to note the basket cleared a few dips I predicted it wouldn’t, but as soon as the trail entered real 4x4 territory that clearance ran out pretty quickly.
I certainly didn’t worry about stability. I’ve lost count of the times I’ve followed vehicles fitted with receiver-mount bicycle or cargo racks that rocked back and forth quite alarmingly. The threaded tightening pin on the PakMule eliminates that almost completely, although it’s a good idea to load your heaviest item in the center of the basket to reduce the rocking moment as much as possible. Securing cargo is easy since the frame and floor of the basket are constructed of round tubing and one can attach a ratchet strap almost anywhere. I did notice that, after seven miles on a rough dirt road, the threaded locking pin had loosened somewhat. It’s a good idea to check it every once in a while. I cranked on the ratchet more purposefully the second time around, and it remained tight on the way back.
Accessing the stuff in the basket is a cinch, but what about getting to the rest of the gear in the back of the vehicle? That depends on the vehicle, and how high you have stuff stacked in the rack. If you have an SUV with a two-piece tailgate and an upper section that lifts, it’s possible to reach some items by standing on the basket and leaning in over the lower gate. When the unit was mounted on our Toyota Tacoma with its Four Wheel Camper and side-hinged door, there was 15 inches of clearance between the basket floor and the door—plenty to clear Wolf Packs but not quite enough to clear the Coleman ice chest I borrowed for the test. (I was amused to realize I don’t even own an ice chest any more. DC fridge/freezers are somewhat addictive.) Even with cargo removed, the 8.25-inch height of the standard basket might not clear some side-swing tailgates; for those vehicles the company offers a basket with the same floor space but a lower, four-inch height.
The best strategy for employing the PakMule is to use it for the stuff you naturally load last and need—or can conveniently set aside—first.
As a safety issue, I was surprised to see not even red reflector strips on the back of the PakMule to alert inattentive drivers that the rear end of your vehicle is actually two and a half feet behind the brake lights. A clip-on LED running/brake-lamp kit that would plug into a standard trailer socket would be an inexpensive but worthwhile option. Between us, my wife and I have been rear-ended four times (once very severely for her), so I’m sensitive to the issue, but such an accessory might prevent even a minor crunch. I was certainly hyper-aware of vehicles coming up behind me at red lights in traffic.
On another suggestion-box note, I wonder if the company has any plans to introduce a bicycle-carrier attachment for the basket. It seems like it would be an easy thing to engineer.
I’m not going to abandon my philosophy that all one’s gear should go inside the vehicle if possible. But for those times when it simply won’t, the PakMule is worth considering as a temporary solution. Its lightweight construction makes installation easy, and it would store on a garage wall or carport ceiling when not in use. Yet stability is excellent, and securing gear properly is effortless. So if you were the folks in the Tahoe with kids and the shaky cargo basket, take a look at the PakMule site, right here.
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Overland Tech and Travel is curated by Jonathan Hanson, co-founder and former co-owner of the Overland Expo. Jonathan segued from a misspent youth almost directly into a misspent adulthood, cleverly sidestepping any chance of a normal career track or a secure retirement by becoming a freelance writer, working for Outside, National Geographic Adventure, and nearly two dozen other publications. He co-founded Overland Journal in 2007 and was its executive editor until 2011, when he left and sold his shares in the company. His travels encompass explorations on land and sea on six continents, by foot, bicycle, sea kayak, motorcycle, and four-wheel-drive vehicle. He has published a dozen books, several with his wife, Roseann Hanson, gaining several obscure non-cash awards along the way, and is the co-author of the fourth edition of Tom Sheppard's overlanding bible, the Vehicle-dependent Expedition Guide.