CMMG Lower Parts Kit Mk3, Gunbuilder’s Kit
All the parts you need to get started on your next Mk3 build. Combine this kit with a buttstock kit to complete your lower group. Includes a CMMG Ambidextrous Selector. Compatible with CMMG Mk3 Lowers and most LR308 type lowers.
Note: Not all 308 lowers are the same. CMMG kits are designed to work with CMMG lowers, and are “Mil-Spec”. We would recommend checking with the manufacturer of your lower for compatibility of parts if you are not using CMMG’s receiver
*All parts meet or exceed mil-spec*
- CMMG Mil-Spec
- UPC 815835015415
LOWER PARTS KIT MK3 LR308 GUNBUILDER KIT