F.a.b. Defense Fxglshockpc Buttstock Ar15 M16 M4 Adjustable Cheek Picatinny

The FAB Defense FXGLSHOCKPC GL-Shock PCP Buttstock for AR-15/M16/M4 offers a versatile, durable solution with an adjustable cheek-rest and built-in dual Picatinny rails, crafted in black Mil-Spec polymer for reliable performance in the field. This polymer buttstock combines robust construction with ergonomic design to provide a stable cheek weld and user-friendly customization options, making it an excellent upgrade for precision shooters and tactical setups alike. The built-in dual Picatinny rails expand compatibility for sling mounts, monopods, or accessory retention, allowing you to tailor your rifle's ergonomics and accessory layout without adding extra components. With its streamlined silhouette and secure locking mechanism, the FXGLSHOCKPC maintains a low profile while delivering solid cheek support and repeatable cheek height adjustments across multiple shooting scenarios. Ideal for AR-15 platforms, including M16 and M4 configurations, this buttstock leverages polymer durability and a Black finish to withstand field conditions while remaining lightweight. Whether refining cheek height for long-range precision or configuring a compact patrol setup, FAB Defense's GL-Shock PCP buttstock delivers practical versatility, dependable performance, and a clean, professional upgrade path for your rifle.