MAGPUL CTR CARB STK MIL-SPEC GRYThe Magpul CTR (Compact Type Restricted) Carbine Stock in Gray is a versatile drop in replacement for AR 15 M16 carbines with Mil Spec sized receiver extension tubes. Its sleek A frame design prevents snagging and protects the release latch from unintended activation. The CTR incorporates a supplemental friction lock system that reduces stock movement, improving overall weapon stability. It features an ambidextrous QD sling mount for push button sling