Fab Defense Fxglcorecpt GLCore Buttstock Ar15 M4 Cheek Rest FlatDarkEarth

The FAB Defense FXGLCORECPT GL-Core buttstock for AR-15/M4 delivers an integrated cheek weld ergonomic buttpad and interchangeable tube adapters that provide an unmatched fit on Mil-Spec and Commercial buffer tubes, with the CP version adding an additional cheek rest designed to support various optics and holographic sights on AK and VZ platforms. This buttstock combines a compact, sleek design with a rugged fiberglass reinforced polymer construction to withstand demanding field use while remaining lightweight. Its ergonomically shaped rubberized butt-pad promotes quick shouldering and effortless maneuvering, and the interchangeable adapters ensure a tight, rattle-free install across different tube standards. Thoughtful design choices include no protruding parts to snag on gear, an inversed positioning lever to prevent accidental opening, and two integrated quick detach rear sling swivel connectors for flexible weapon handling. The GL-Core also features an adjustable cheek-rest with three positions, enabling precise cheek weld alignment across diverse shooting setups and optics configurations, making it a reliable upgrade for shooters seeking improved stability, comfort, and performance on AR-15 and M4 platforms.