The CMMG Dissent BR4 is a modern sporting rifle chambered in 6.5 Grendel designed for medium to long-range shooting. It features a 16.1-inch threaded barrel with a 1:7 twist and a Magpul SGA synthetic stock for stable ergonomics. The rifle uses a compact direct impingement operating system and includes two 10-round magazines.
Key Specifications
- The caliber is 6.5 Grendel.
- The barrel measures 16.1 inches and is threaded 5/8 x 24.
- The barrel twist rate is 1:7.
- The action type is Semi-Auto with a compact direct impingement operating system.
- The muzzle device is a CMMG ZEROED muzzle brake.
- The magazine capacity is 10 rounds and it ships with two 10-round magazines.
- The overall length is 38.1 inches and the unloaded weight is approximately 8 pounds.
- The stock is a Magpul SGA black synthetic design.
- The finish is Cerakote black.
- Included features include a ZEROED drop-in single-stage trigger and ambidextrous controls.
Configured for reliable, controllable performance at extended ranges, the Dissent BR4 pairs precision-oriented components—threaded nitride barrel, adjustable gas block, and a drop-in single-stage trigger—with user-focused ergonomics like the Magpul SGA stock and ambidextrous controls. The package is suited to shooters who value accuracy, modularity, and practical features in a modern sporting rifle platform chambered for 6.5 Grendel.
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.
