CMMG 55CA967 AR15 Buffer Retainer

CMMG buffer retainer spring. Compatible with AR-15(Mk4) and LR-308(Mk3) buffer systems.

Parts Kit, AR15, Buffer Retainer

AR-15 Mil-Spec extractor buffer.

CMMG AR15 Rifle Buffer, compatible with any mil-spec AR15 Rifle Action Spring and A1 Buffer Tube. Meets or exceeds mil-spec.

CMMG AR15 Carbine Buffer, must be used with AR15 Carbine Action Spring and with M4/Carbine length buffer tubes as well as the Fastback Receiver Extension. Meets or exceeds mil-spec.