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Most collapsible AR stocks are just a place to plant your shoulder. The FAB Defense GL-Shock CP goes further. Built around a patented spring-loaded shock absorbing mechanism with a premium silicon chrome alloy spring, this stock actively cuts down felt recoil and muzzle rise so you stay on target and get faster follow-up shots. Folks running heavier-recoiling calibers like .308, .450 Bushmaster, or AR-10 builds tend to notice the biggest difference, and it plays nicely on standard 5.56 rigs too.
The CP in the name points to the adjustable cheek riser, and it's a genuinely useful one. If you're running a taller optic or a large-objective scope, you can dial in a consistent cheek weld instead of craning your neck to get behind the glass. The stock body is molded from Mil-Spec reinforced polymer composite, so it shrugs off the abuse of field use, and the whole profile is sleek with no protruding parts to snag on slings, plate carriers, or brush.
One of the standout details is the built-in anti-rattle tensioning system. It clamps the stock firmly to the buffer tube and kills the wobble that plagues a lot of budget stocks. It fits both Mil-Spec and commercial diameter tubes, so it works with just about any AR-15, M4, or M16 pattern receiver extension. The inversed positioning lever deploys quick and smooth, and QD sling swivel sockets on both sides let you set up your carry however you like, righty or lefty.
Inside the stock you'll find a watertight compartment sized for two CR123A lithium batteries or AA cells, handy for keeping spares dry for a red dot, light, or laser. The integral ribbed rubber buttpad grips your shoulder and stays put during recoil, giving you a stable, repeatable mount every time you shoulder the rifle. It's a smart combination of recoil control, comfort, and real-world utility in one clean package.
It genuinely works, thanks to the internal silicon chrome alloy spring that absorbs shock as the stock compresses. The effect is most noticeable on harder-recoiling calibers like .308, .450 Bushmaster, and AR-10 builds, where users report noticeably less kick and muzzle rise. On a standard 5.56 AR the difference is subtler, but it still smooths out the shooting experience and helps with faster follow-up shots.
Yes, it's designed to fit both Mil-Spec and commercial diameter receiver extensions, so it works with the vast majority of AR-15, M4, and M16 pattern rifles. The built-in anti-rattle tensioner clamps it down tight to eliminate wobble once installed. Take your time sliding it over the takedown detent and it'll seat snug without a fight.
The watertight compartment is sized to hold two CR123A lithium batteries or AA cells, which makes it a great spot for spare batteries for your optic, light, or laser. Since it seals against moisture, your spares stay dry in wet conditions. Some folks also stash small parts or other essentials in there.
Absolutely, especially if you're mounting a taller red dot or a large-objective scope. The adjustable cheek rest lets you raise your cheek weld so your eye lines up naturally behind the glass instead of straining your neck. That consistent, repeatable cheek weld goes a long way toward better accuracy and quicker target acquisition.
| UPC | 7290105940711 |
|---|---|
| Manufacturer | |
| Manufacturer Part Number | fx-glshockcp |
| Product Type | Buttstock |
| Shipping Weight | 0.8625 |
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