The AR15 has long been one of the go to choices for those seeking a solid and dependable firearm for a multitude of roles, including self-defense, hunting, and sporting use. With an ever-changing landscape of arbitrary regulations that bar the possession or purchase of ARs in some states and locales, many are left with few choices when it comes to picking a rifle that is adequately suited to their needs that can provide and protect when it counts. CMMG® is answering the call with the all new DISSENT® Br4. The new Br4 is a reimagined rifle that brings modern technology, handling, and ergonomics along with multiple caliber offerings to those that have been forced to choose from dated firearms designed over a century ago. The new Br4 lower is a more traditional rifle version of our Mk4 platform that is designed to use Remington 870 compatible stocks, and can accept all Mk4 compatible DISSENT upper groups. Whether you want a pistol caliber carbine for home defense, a modular hunting rifle, or an easy suppressed shooting host, an entire range or calibers including 5.56mm, 300 BLK, 9mm, 22 ARC, 6mm ARC, 6.5 Grendel, and 350 Legend means there’s a caliber option for however you intend to use the DISSENT Br4 and is always ready to expand to a new role. Traditional options include the cross-bolt safety and Magpul® SGA® 870 pattern stock while modern upgrades to the ranch rifle concept include M-LOK® slots for lightweight accessory attachment, ambi mag releases, a reversible and non-reciprocating forward side charger, and more. All DISSENT Br4 rifles will ship with two 10 round magazines
| 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 |
| PISTOL GRIP | CMMG ZEROED PISTOL GRIP |
| BUFFER TYPE | N/A |
| RECEIVER EXTENSION | N/A |
| STOCK / BRACE | MAGPUL SGA STOCK - REMINGTON 870 |
| TRIGGER TYPE | ZEROED SINGLE STAGE |
| TRIGGER GUARD | INTEGRATED |
| SAFETY SELECTOR | CROSS-BOLT |
| MAGAZINE | MAGPUL 10RD PMAG (2) |
| WEIGHT | 8.0 LBS |
| LENGTH | 38.1" |
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