CMMG Dissent BR4: A Modern Approach to the Sport Rifle

The CMMG Dissent BR4 represents a thoughtful departure from conventional AR-15 design, offering shooters a capable platform built on proven principles with genuine innovation.

Key Features

  • 16.1" Empire Profile Barrel: Medium taper design with recessed crown for accuracy and durability
  • Unthreaded Barrel: Clean profile without muzzle device
  • 5.56 NATO Compatibility: Accepts standard AR-pattern magazines
  • Non-Reciprocating Side Charger: Operates independently of bolt carrier for cleaner shooting experience
  • Proprietary Single-Stage Trigger: Factory-tuned for consistent performance
  • 13.5" M-LOK Handguard: Modular mounting system for accessories
  • Magpul SGA Stock: Shotgun-pattern stock compatible with Remington 870 furniture
  • Cross-Bolt Safety: Intuitive manual safety operation
  • Black Nitride Finish: Durable corrosion-resistant coating

What's Included

Two Magpul 10-round PMAG magazines ship with your rifle, providing immediate shooting capability.

The Dissent Philosophy

CMMG's Dissent platform challenges conventional thinking about rifle design. The side-charging upper reduces gas tube complexity while the shotgun-compatible stock offers flexibility for shooters familiar with that platform. This is a rifle designed for those who value thoughtful engineering over tradition.

Attributes

Barrel Description: Medium Taper
Barrel Length: 16.1"
Caliber: 5.56x45mm NATO
Capacity: 10+1
Metal Finish Group: Blued/Black
Overall Length: 36.70"
Receiver Material: Aluminum
Safety: Crossbolt
Sights: None
Stock Description: magpul sga
Stock Finish Group: Black
Trigger: Single Stage
Twist Rate: 1:7
Weight: 7.7 lbs