| Platform | Br4 |
| Caliber | .338 ARC |
| Operating System | Compact Action-Direct Impingement |
| Barrel Length | 16.1 |
| Barrel Twist | 1:8 |
| Barrel Contour | MT |
| Barrel Material | 4140CM, Nitride Finish |
| Barrel Twist | 1:8 |
| Muzzle Device | CMMG ZEROED Muzzle Brake |
| Muzzle Thread | 5/8 x 24 |
| Gas Port Location | Carbine |
| Gas Block | Adjustable 0.750" |
| Upper Receiver | DISSENT Mk4 7075 T6 Aluminum |
| Lower Receiver | Br4 Billet 7075 T6 Aluminum |
| Hand Guard | 15" M-LOK |
| Finish | Cerakote |
| Charging Handle | Dissent Side Charger |
| Pistol Grip | CMMG ZEROED Pistol Grip |
| Buffer Type | Carbine |
| Trigger Type | ZEROED Drop-In |
| Trigger Guard | CMMG ZEROED Trigger Guard |
| Safety Selector | CMMG ZEROED 60/90 Degree |
| Magazine | (1) 10rd CMMG 338 ARC |
| Weight | 7.9 lbs |
| Length | 37.5" |
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, 338 ARC, 16.1"
With subsonic and supersonic ammo options, the 338 ARC Br4 is an excellent option for short to medium range hunting and self-defense. The large bore 338 ARC brings heavy hitting ballistics in a platform that's friendly to new or experienced shooters.
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.
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.