CMMG – Resolute Mk4 / NFA / Tan / 16 / .223Rem

Platform Mk4

Caliber 5.56x45mm

Operating System Direct Impingement

Barrel Length 16.1

Barrel Twist 1:7

Barrel Contour MT

Barrel Material 4140CM, SBN

Barrel Twist 1:7

Muzzle Device CMMG ZEROED Muzzle Brake

Muzzle Thread 1/2 X 28

Gas Port Location Mid

Gas Block 0.750 Non-Adjustable

Upper Receiver Billet 6061 T6 Aluminum

Lower Receiver Mk4 Forged 7075 T6 Aluminum

Hand Guard CMMG EML15 M-LOK

Finish Cerakote Standard

Charging Handle CMMG ZEROED Ambi

Pistol Grip CMMG ZEROED Pistol Grip

Buffer Type Carbine

Receiver Extension CMMG 6 Position Fastback Extension

Stock / Brace CMMG RipStock

Trigger Type Mil-Spec Single Stage

Trigger Guard CMMG ZEROED Trigger Guard

Safety Selector CMMG ZEROED 60/90 Degree

Magazine Magpul 30rd PMAG

Weight 6.4