CMMG Resolute MK4 Complete AR-15 Upper Receiver 6mm ARC 16.1 in Armor Black Cerakote
by CMMG
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The CMMG RESOLUTE MK4 is a complete direct impingement AR-15 upper chambered in 6mm ARC for extended-range shooting, with a 16.1" barrel and 1:7.5 twist. It has an A3 flat-top receiver, an M-LOK handguard, a .750" gas block journal and a CMMG ZEROED muzzle brake, all finished in Armor Black Cerakote. Pairs with a standard AR-15 lower.
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