Description
The FAB Defense GL-Shock CP is a recoil-reducing collapsible stock designed for M4/AR-15 platforms. It incorporates an anti-rattle auto-tensioner and a patented GL-Shock absorbing mechanism to reduce felt recoil and muzzle rise. The stock includes an adjustable cheekpiece for improved optic alignment and a watertight storage compartment for batteries or small parts. Built from Mil-Spec reinforced polymer, it is finished in black and compatible with both mil-spec and commercial receiver tubes.
Key Specifications
- The stock is designed for M4/M16 firearms.
- Finished in Black.
- Constructed from Polymer.
- Product type is Buttstock.
- Includes swivel studs: Yes.
- The listed weight is 0.8625.
- Features an adjustable cheekpiece for optic alignment: Adjustable cheek-rest.
- Includes the patented recoil-reducing system: GL-Shock absorbing mechanism.
- Provides watertight battery storage for two CR123A or AA batteries or small parts.
- Compatible with both Mil-Spec and commercial receiver tubes and includes an auto-tensioner for a no-rattle fit.
This stock combines recoil-management, comfort and practical on-weapon storage in a streamlined, non-snag design. The adjustable cheekpiece and anti-rattle features support consistent cheek weld and optic alignment, while the rubber buttpad and reinforced polymer construction deliver stable shouldering and durable service life. For users seeking a high-function replacement stock for M4/AR-15 platforms, the GL-Shock CP balances control and utility in everyday field use.





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