The FAB Defense FXGLCORES GL-Core S CQB Optimized Combat Buttstock for AR-15/M4 in Black is crafted from fiberglass reinforced polymer to deliver strength, durability, and a lighter feel for rapid handling in high-pressure environments. This AR-Platform stock blends ergonomic shaping with a compact CQB profile, improving balance and control while maintaining solid cheek weld and recoil absorption for quick follow-up shots. Designed to fit AR-15 platforms, it enhances overall rifle ergonomics without adding unnecessary bulk, making it an ideal choice for tactical training, duty use, or serious sport shooting. The GL-Core S construction delivers reliable performance under adverse conditions, and the stocks engineered contours support stable mounting and consistent aiming when transitioning between targets. Its rugged build ensures long-term resilience against impact, temperature fluctuations, and field use, while its streamlined profile helps shooters maintain a low, efficient silhouette. Whether upgrading an existing build or enhancing a dedicated AR-15/M4 setup, this buttstock from FAB Defense provides a dependable, battle-tested option that translates into quicker target acquisition, steadier shooting, and improved overall rifle handling in dynamic scenarios.