| 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 |
| Barrel Twist | 1:7 |
| Muzzle Device | CMMG ZEROED Muzzle Brake |
| Muzzle Thread | 1/2 x 28 |
| Gas Port Location | Mid |
| Gas Block | Adjustable 0.750" |
| Upper Receiver | DISSENT 7075 T6 Aluminum |
| Lower Receiver | Br4 Billet 7075 T6 Aluminum |
| Hand Guard | CMMG 15" Proprietary |
| Finish | Cerakote |
| Charging Handle | Dissent Side Charger - Reversible |
| 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 | 38.1" |
Please Allow 15-30 Days To Process Your Order.
State/local restrictions may apply in CA, CO, CT, DE, DC, HI, IL, MD, MA, MI, NJ, NY, or WA. Customers must review our Firearms Shipping Policy prior to ordering.
Firearms with attached pistol brace. Please confirm your FFL is accepting transfers for pistol brace equipped firearms prior to ordering.
Rifle, DISSENT, Br4, 5.56mm, 16.1"
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 16.1" barrel, this Br4 is one classy carbine.
47 State Legal
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. For those in New York, Washington, or Illinois, state restrictions prohibit us from selling any Br4s there, but don't think we've forgotten about you and moved on. CMMG is still looking into how to make a Br4 just for you.
Adjustable Gas Block
If you’re looking to shoot suppressed or just fine tune your DISSENT to your preferred ammo, the adjustable gas block gives you the freedom to dial in the gas system exactly to your liking. Never too much and never too little.
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.