FAB Defense FXGLCORES GL-Core S CQB Optimized Combat Buttstock for AR-15/ M4 Black Fiberglass Reinforced Polymer

The GL-Core S was specifically designed for one of the best Israeli Counter-Terrorism units to be used as a primary buttstock. The design process started with the GL-Core buttstock and implemented all the design changes that were requested to create a buttstock that will be short and compact for CQB scenarios but will still provide strength and stability for mid-range engagements.