CMMG DISSENT BR4 16.1" 5.56MM

There’s a world of options when it comes to firearms and calibers, and for those who want to reach out to further targets or hunt with 5.56, the 16-inch Br4 chambered in 5.56x45mm is an awesome choice. Despite all the different caliber offerings in the DISSENT lineup, 5.56x45mm still stands as one of the most popular. Equipped with a 16.18#x34; barrel, this Br4 is one classy carbine.



The Rifle for Restricted States
Although just shy of being available to all 50 US states, the Br4 gives people in 2A unfriendly states a modern choice in a go-to carbine. Combining traditional controls and ergonomics together with modern engineering, there’s a Br4 for every use case, from hunting, to self-defense, or sporting use.



Lifetime Quality Guarantee
We aim to please, that’s why every CMMG product is backed by our Lifetime Quality Guarantee against material and workmanship defects. Learn More.



~Firearms shipping to states with magazine capacity restrictions will only ship with 10rd magazines in place of standard capacity magazines. CMMG does not address any other state compliancy requirements for further restricted states.

Platform Br4
Caliber 5.56x45mm
Operating System Compact Action-Direct Impingement
Barrel Length 16.1
Barrel Twist 1:7
Barrel Contour MT
Barrel Material 4140CM, SBN
Muzzle Device CMMG ZEROED Muzzle Brake
Muzzle Thread 1/2 x 28
Gas Port Location Mid
Gas Block Adjustable 0.7508#x34;
Upper Receiver DISSENT 7075 T6 Aluminum
Lower Receiver Br4 Billet 7075 T6 Aluminum
Hand Guard CMMG 158#x34; Proprietary
Finish Cerakote
Charging Handle Dissent Side Charger - Left
Buffer Type N/A
Stock / Brace Magpul SGA - Remington 870
Trigger Type ZEROED Drop-In Single Stage
Trigger Guard Integrated
Safety Selector Reversible Cross Bolt
Magazine (2) Magpul 10rd PMAG
Weight 8 lbs
Length 38.18#x34;