CMMG 30A240ATI Resolute MK4 300 Blackout 30+1 14.50 Black Nitride Medium Taper Threaded Barrel, Titanium Cerakote Pic Rail Aluminum Receiver, EML 15 M-LOK Handguard, Titanium Synthetic CMMG 6 Position RipStock, CMMG Zeroed Grip, Rifle

Overview

The CMMG Resolute Mk4 is a semi-automatic AR-platform rifle chambered in .300 AAC Blackout. It features a 14.5-inch medium-taper threaded barrel with a black nitride finish, paired with a CMMG Zeroed muzzle brake. The receiver and EML 15 M-LOK handguard are finished in Titanium Cerakote. Engineered for suppressor integration, the rifle uses a direct impingement operating system and a 1:7 twist rate. It includes a comprehensive suite of CMMG Zeroed components, such as a drop-in single-stage trigger, 60/90-degree ambidextrous safety, ambidextrous charging handle, and Zeroed pistol grip. The rifle is equipped with a 6-position CMMG RipStock and ships with a 30-round Magpul PMAG. With an overall length of 30.9 inches and a weight of approximately 6 lbs, it is designed for tactical versatility and reliability.

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