I did, however, upgrade the lower parts set to the CMMG ZEROED Gunbuilder's Kit. For about $30 to $40 more than the company's standard kits, customers get an ambidextrous magazine release ...

It didn’t get in the way, it was just different. I used a CMMG AR-15 Lower Parts Kit to complete the receiver. CMMG of Fayette, Missouri manufactures complete rifles, uppers, lowers, parts and ...

Established in 2002, CMMG continues ... the Barrel and BCG Kit converts the conventional gas-operated AR-15 action. The adaptation is relatively simple and requires fewer parts than Stoner's ...