SI SIDEWINDER SIDEWINDER BUIS

SI SIDEWINDER SIDEWINDER BUIS

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Strike Industries SIDEWINDER Sidewinder BUIS Black Folding for AR-15
The SI-Sidewinder is a backup iron sight that offers unprecedented flexibility. In one low profile package, the Sidewinder offers the on the go option for Left or Right 45 degree offset or traditional in line capabilities. Whether you are in need of a low profile, low snag inline backup for your red dot, or a short range, offset CQB sight backup for magnified optics, the Sidewinder can fill your needs. The low profile SI-Ambush mounting system can clear even the largest of optics and the offset sight means instant access to your back up iron sights without removing your optic. Tool-less elevation and windage adjustment. Reversible for right or left hand use.




Type: Flip Up Front/Rear
Frame Material: Aluminum/Steel
Frame Color: Black
Firearm Fit: AR-15
Style: Folding Back Up/ 45 Degree Offset
Firearm Type: AR Platform
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SI SIDEWINDER SIDEWINDER BUIS

SI SIDEWINDER SIDEWINDER BUIS

$0.00 USD
$0.00 USD $0.00 USD

Perfect daypack for everyday carry

I’ve been using this backpack as my daily carry bag, and it’s absolutely brilliant. Compact, tough, and surprisingly spacious for its size. It fits my water bottle, lunch, tools, and even a small tablet with no problem. The MOLLE webbing makes it super customizable. Can’t recommend it enough for urban or light outdoor use!

— Marko Mäkinen

Ideal for short hikes and versatile use

This backpack its the sweet spot between size and functionality. I’ve taken it on weekend hikes and as a travel companion—it performs flawlessly. It’s built like a tank, comfortable to wear for long stretches, and the internal frame adds excellent support. Definitely worth every penny!

— Just Me

Serious gear for serious adventures

I’ve used this backpack on multi-day treks and it’s a beast. The build quality is outstanding—everything from the zippers to the straps feels durable and reliable. The side pouch system and internal organization make packing efficient. It’s the best large pack I’ve ever owned for backcountry trips.

— Mike Hiker

The ultimate load hauler

If you need a pack that can handle serious gear and harsh conditions, this is it. I use it for hunting and winter expeditions—it swallows everything I throw at it and distributes weight beautifully. The modular design lets me adapt it to any mission. Truly a professional-grade backpack.

— Author's name