CMMG AR15 Magazine Catch Button (55CA59C)

Micro/CQB Polymer Pistol Brace with QD SocketsAmbidextrous FunctionalityLightweightATF Compliant6" collapsed, 8.5" extended (estimated length installed)12.5oz The

Bolt catch/roll pinBolt catch plunger/springTrigger guard/roll pinTrigger, Trigger springDisconnector, Disconnector springHammer, Hammer springTrigger/hammer retaining pins

Fits an AR15