CMMG Resolute Mk4 5.7x28mm 16.1" 40rd Rifle, Armor Black - 54A3F0FAB

The CMMG Resolute Mk4 is a semi-auto rifle chambered in 5.7x28mm with a 16.1" barrel and 40-round capacity. Built on the modular AR15 platform, it uses CMMG's new generation 5.7x28mm magazines that fit standard AR15 magwells for maximum modularity. This configuration offers a compact, maneuverable platform for personal defense without requiring pistol magazines or short-barreled rifle registration.