x2 CMMG AR 9mm Conversion Magazines Listing ID: 3066316

These are 2 CMMG factory AR 9mm magazines that are meant to be used with CMMG radial delayed 9mm uppers, or any upper that uses the CMMG radially delayed 9mm bolt w/ barrel. These magazines are not originally intended to work with the typical blowback design in most AR 9mm setups.