CMMG Guard DRB .45ACP 16 Inch Threaded Barrel (.578-28 TPI) Salt Bath Nitride Finish RKM11 Handguard Magpul CTR Adjustable Stock Glock 21 Magazine Compatible 13 Round

Chambered in .45 ACP and fed by Glock 21 magazines. Radial Delayed Blowback operating system with dual-pinned fully machined bolt catch linkage with last round hold-open. Threaded to accept most common .45ACP suppressors with .578-28 tpi. Sixteen inch medium taper 4140 barrel with salt bath nitride finish and 1:16 inch twist rate; SV muzzle brake. CMMG RKM14 handguard. Lower receiver machined from billet 7075-T6 aluminum; forged 7075-T6 aluminum upper. CMMG single stage mil-spec style trigger. Oversized trigger guard and flared magwell. Magpul CTR stock with six-position receiver extension. Magpul MOE pistol grip. Includes 13 round magazine.