CMMG 55A9D0BAB Resolute MK4 5.56x45mm 30+1 16.10 Black Nitride Medium Taper Threaded Barrel, Black Armor Cerakote Pic Rail Aluminum Receiver, EML 15 M-LOK Handguard, Black Synthetic CMMG 6 Position RipStock, CMMG Zeroed Grip, Rifle

Overview

The CMMG Resolute MK4 is a semi-automatic AR-platform rifle chambered in 5.56x45mm NATO with a 30+1 capacity. It features a 16.1-inch medium taper 4140 chrome moly stainless steel barrel with a black nitride finish, a threaded muzzle equipped with a CMMG Zeroed muzzle brake (1/2"x28 thread), and a mid-length gas port. Built on a billet 6061-T6 aluminum upper and forged 7075-T6 lower receiver with a Black Armor Cerakote finish, it includes a CMMG EML 15 M-LOK handguard with mounting slots at the 3, 6, 9, and 12 o'clock positions. The rifle is equipped with CMMG Zeroed components, including a drop-in single-stage trigger, ambidextrous safety selector, ambidextrous charging handle, and pistol grip, along with a 6-position RipStock and one Magpul 30-round PMAG.

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