Hemel Air League Altitude Strap — Ballistic Nylon, 20mm & 22mm
The watch
The Altitude Strap, built for Hemel's Air Support hand-wound chronographs and any watch on 20mm or 22mm lugs. Abrasion- and tear-resistant ballistic nylon, ultrasonic laser-welded edges for a clean finish, and signed 316L stainless hardware with Hemel's logo buckle.
Add some variety to your rotation. Strap only — watch not included. New, boxed and warrantied — free US shipping.
Good to know
It is crafted from durable ballistic nylon with secure hardware, built to take daily wear while staying comfortable and lightweight on the wrist.
The Altitude Strap is offered in 20mm and 22mm lug widths to fit a range of watch cases.
The strap threads onto standard spring bars. A strap tool makes swapping quick and safe, though it can be fitted by hand with a little care.
Yes. This Hemel accessory is sourced through Shopify Collective and Hemel's verified channel, so it ships brand-new and backed by a 2-year limited warranty. US orders include free insured shipping.
From the journal
Owners say
Picked up the 22mm size to give an older sport watch a fresh weekend look. The matte texture of the ballistic nylon looks great in natural light and feels light on my wrist during Saturday errands. Good value for thirty bucks.
Thank you, Edward! Nothing beats a fresh nylon strap to bring an older watch back into weekend rotation.
As someone with a larger wrist who collects military chronographs and field watches, I'm picky about strap length and hardware thickness. This 20mm Air League Altitude strap has plenty of tail length for a larger wrist, clean heat-sealed sizing holes, and stout stitch work around the brushed buckle. The thick ballistic nylon takes a couple days of wrist time to break in and lose its initial stiffness, but it supports a heavy steel case.
Appreciate the review, Harold! Glad the length and heavy weave work well on a larger wrist.
Mounted the 22mm Altitude strap on my beater diver for lake weekends and kayaking up here in Minnesota. The thick ballistic nylon shrugs off lake water, dries out fast in the sun, and the heavy steel buckle and stitched keepers feel completely secure when paddling.
This 20mm ballistic nylon strap is ideal for hot days inspecting sites when leather gets soaked with sweat. Washes clean under the sink and dries fast. Shipping carrier delayed the padded mailer by two days, though the strap itself is great.
Bought the 22mm ballistic nylon strap to include alongside a dive watch I gave my son for his college graduation. He immediately swapped it on for his summer trip. Only My only minor gripe is that the buckle tongue takes a firm push through the heat-sealed holes at first.
Ordered the 20mm Altitude strap to replace a worn leather band for Florida humidity. It feels super comfortable out to dinner or walking the dog. Getting my old thick spring bars threaded through the tight nylon channel took 15 minutes of patience, but once mounted it is rock solid.
Glad the strap is holding up great in the Florida heat, Robert! The spring-bar channels are sewn snug to prevent case wobble.
Put this 22mm ballistic nylon strap on my larger pilot watch for casual Fridays at the office and travel days through O'Hare. It lies flat enough to clear a button-down cuff without catching, and the matte hardware keeps the whole look understated and clean.
Grabbed the 20mm version to swap onto my daily field watch for summer weekends. The nylon weave looks cleaner in person than on the website and breathes well in warm weather. The edges were slightly stiff for the first two days before conforming to my wrist.
Bought the 22mm Altitude strap to mount on my vintage-style GMT flieger. The military ballistic nylon feels rugged and secure, and the steel buckle hardware matches brushed pilot cases well. The keeper loop was a touch snug to thread the tail through on day one, though it softened up after a few wears.
Thanks for the support, Gabriel! That heavy ballistic nylon starts out stiff to keep its shape, and we're glad it broke in nicely for your flieger.
I picked up the 20mm Hemel Air League Altitude strap to pair with my 40mm ST19 pilot chronograph, and the weave density on this ballistic nylon is much tighter than standard generic NATOs. The heavy-duty stitching around the keeper loops and brushed steel buckle hardware hold the case flat on my wrist without adding excess bulk under the caseback. No fraying around the sizing holes after three weeks of daily wear.
Thanks for the detailed breakdown, Dennis! We spec'd that heavy ballistic nylon weave and reinforced stitching specifically to keep top-heavy chronographs seated flat.
