CMMG DISSENT MK4 Pistol .300 AAC Blackout 6.5in 30+1 Coyote Tan

The CMMG DISSENT MK4 is a compact AR-style pistol built for portability and modularity. It uses CMMG’s patent-pending Compact Action to house the recoil system within the upper receiver, eliminating the need for a buffer tube. Chambered in .300 AAC Blackout with a short free-float barrel and ambidextrous controls, the DISSENT is configured for close-quarters utility and rapid handling. The pistol arrives finished in Coyote Tan Cerakote and includes a proprietary 5.5-inch handguard and a Zeroed drop-in single-stage trigger.

Key Specifications

• Chambered in .300 AAC Blackout for compatibility with common subsonic and supersonic loads.
• Built with a Semi-Auto action for standard AR-style operation.
• The barrel measures 6.50 inches to keep overall length compact and handling brisk.
• The magazine capacity is 30 + 1 rounds as supplied.
• The barrel twist rate is 1:7 for stabilization of a range of bullet weights.
• Equipped with a CMMG ZEROED Linear Compensator as the factory muzzle device.
• The muzzle is threaded 5/8 x 24 for compatible muzzle accessories.
• Gas system uses an adjustable SLR Adjustable .750 gas block configured for pistol-length gas port placement.
• The upper is machined from DISSENT 7075 T6 Aluminum for strength and weight efficiency.
• Finished in Cerakote Coyote Tan for corrosion resistance and a subdued profile.

With its buffer-less Compact Action, short free-float barrel, and ambidextrous controls, the DISSENT MK4 provides a highly stowable AR platform that emphasizes compact handling and modularity. Its configuration makes it well suited to users who prioritize a small footprint without sacrificing familiar AR ergonomics and accessory compatibility.

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