The CMMG Dissent BR4 is a semi-automatic AR-style rifle chambered in 6mm ARC. Built on CMMG’s BR4 platform with a Dissent upper, it pairs a moderate carry weight with a low-recoil design suited to extended target work and hunting where flat trajectories matter. The rifle ships with two 10-round CMMG magazines and a Magpul SGA black synthetic stock.
Key Specifications
- The caliber is 6mm ARC.
- The barrel measures 16.1 inches.
- The action is Semi-Automatic.
- The magazine capacity is 10 rounds.
- Includes two 10-round CMMG magazines.
- The barrel twist rate is 1:7.5.
- The muzzle uses 5/8-24 muzzle threads.
- The installed muzzle device is a ZEROED muzzle brake.
- The listed weight is 8 pounds.
- The exterior finish is Cerakote black and it ships with a Magpul SGA black synthetic stock.
Well-suited for informed shooters seeking a modern, controllable AR-platform rifle for precision target work and hunting, the Dissent BR4 balances effective ballistics from the 6mm ARC with user-focused ergonomics and durable finishing. Its combination of a threaded nitride barrel, adjustable features, and included magazines provides a ready foundation for range use and field applications where predictable performance matters.
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.
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