The CMMG Resolute Mk4 is a carbine-length AR-style rifle chambered in 6mm ARC, intended to deliver extended-range ballistics from an AR-15 platform. The rifle ships with CMMG ZEROED components and a CMMG RipStock to provide a complete, ready-to-configure package. It comes with a single 10-round CMMG magazine and is finished in Cerakote Armor Black for corrosion resistance and subdued appearance. This model is restricted from sale to Illinois according to the source data.
Key Specifications
- The caliber is 6mm ARC for extended-range performance in AR-15 platforms.
- The action is Semi-Automatic in a modern sporting rifle configuration.
- The barrel measures 16.1 inches for a carbine-length balance of maneuverability and ballistic performance.
- The barrel twist rate is 1:7.5″ to stabilize a range of 6mm projectiles.
- The standard magazine capacity is 10 rounds, with a CMMG 10rd magazine included.
- The overall length is 32.5 inches for compact handling.
- The listed weight is 6.44 pounds for a field-ready carry weight.
- The finish is Cerakote Armor Black for a durable, low-reflective surface.
- The handguard is the CMMG EML15 M-LOK with M-LOK slots for accessory attachment.
- The stock is the CMMG RipStock and the rifle includes ambidextrous controls.
The Resolute Mk4 packages 6mm ARC performance into an AR-sized, feature-rich platform with factory ZEROED components, ambidextrous controls, and an M-LOK handguard for modular accessory mounting. Its compact profile, included 10-round magazine, and Cerakote finish make it a practical choice for shooters seeking extended-range capability from a carbine-length rifle.
Product information is supplied by the manufacturer and/or distributor and may be automatically formatted or enhanced using AI for clarity and consistency. While we strive for accuracy, specifications, features, and included items may change without notice. Always verify details using the manufacturer’s official documentation and the information shown on this product page before purchase or use.




