CMMG Mk4 Complete Lower Receiver Assembly, BLK

CMMG AR15 Mk4 Complete Lower Receiver, Mk4 Armor Black Finish
CMMG SKU: 55CA3BE-AB

CMMG LOWER GROUP, RESOLUTE, Mk4
There is no doubt just how capable and popular the AR15(Mk4) platform is, and while most plain mil-spec AR15 lowers could do the job for your next build, you don’t have to settle for just good enough. Available in seven different Cerakote finishes, this RESOLUTE® Mk4 lower group comes with a suite of CMMG® parts and accessories you won’t find anywhere else. Lower group includes:

CMMG55CA3BE-AB includes:
- CMMG RipStock - CMMG55CA96C
- ZEROED Pistol Grip - CMMG55AFFA9
- ZEROED Trigger Guard - CMMG55AFFAE
- ZEROED 60°/90° Ambi Safety - CMMG55AFF4D
- ZEROED Ambi Mag Catch - CMMG55AFF89
- ZEROED Extended Mag Release Button - CMMG55AFF89
- ZEROED AR15 Bolt Catch - CMMG55AFF19
- Mil-Spec Trigger system