FMA CQD Rear Sling Mount( GBB )

The FMA Steel CQD M4 Sling Swivel replaces the manufacturer's original part and allows a convenient, strong sling attachment point at the rear of a M-4/M-16/AR-15 receiver outfitted with a collapsible stock. Manufactured to exacting specifications, it is now standard issue to numerous law enforcement and military units around the world. It is designed to work in conjunction with the CQD Two-Point Sling and a CQD Weapons Catch to facilitate the securing and retrieval of weapon.（Applicable for GBB）