SKU: 156347
UPC: 810103473508
MPN: 55BB40BMB
The CMMG 55BB40BMB Resolute MK4 5.56 NATO 16.1" rifle is a purpose-built platform engineered for operators who demand reliability without compromise. Designed for duty, training, and defensive applications, this rifle combines combat-proven ergonomics with modern manufacturing standards that meet professional law enforcement and military specifications.
Built around the 5.56 NATO cartridge, the 16.1-inch barrel delivers optimal velocity and accuracy for intermediate-range engagements while maintaining a compact profile suitable for vehicle operations and tactical entries. The rifle features a modern ergonomic design with integrated controls positioned for ambidextrous operation, allowing rapid magazine changes and immediate action drills regardless of shooting hand.
Law enforcement tactical teams, military units, and serious civilian shooters benefit most from the Resolute MK4's design philosophy—function first, features second. This configuration supports the modular approach CMMG is known for, enabling field-proven reliability under the demanding conditions professional users expect.
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