CMMG 22BA4A7 22ARC Bravo Bolt

Extractor, 22ARC, SS

Compatible with 22LR conversion kits and CMMG Mk4/mil-spec AR15 lower receivers.

Keep your CMMG .22 LR conversion kits and dedicated .22 LR bolts/uppers running top notch with this 22ARC spring kit.

Guide Rod, 22ARC, SS

Easily convert your CMMG 5.7x28mm Upper Receiver Group into a .22LR in seconds! The new Mk57 .22LR Conversion Kit is simple to use. Just remove the existing CMMG bolt carrier group from your 5.7—28...