CMMG DISSENT BR4 Semi-Auto Carbine - Sniper Grey | 5.56 NATO | 16.1" Barrel The CMMG DISSENT BR4 is a purpose-built, modern carbine chambered in the ever-popular 5.56x45mm NATO, delivering outstanding performance for hunters, sport shooters, and enthusiasts who want to engage targets at longer distances. Finished in a sleek Sniper Grey Cerakote, this Br4 platform combines a 16.1-inch barrel with a compact, direct-impingement operating system for reliable cycling and precision accuracy. The DISSENT BR4 is 47-state legal and packed with premium components including a CMMG ZEROED muzzle brake, an adjustable gas block for suppressor-ready versatility, and a ZEROED drop-in single-stage trigger. Backed by CMMG&';s Lifetime Quality Guarantee against material and workmanship defects, this carbine is ready to perform right out of the box. Product Highlights Compact Direct-Impingement Action: The Br4 platform uses a compact action with a 16.1" 4140CM steel barrel, 1:7 twist rate, and mid-length gas port location for smooth, consistent cycling. Adjustable Gas Block: The 0.750" adjustable gas block lets you fine-tune the gas system for suppressed shooting or to match your preferred ammunition, giving you complete control over your setup. Premium Components Throughout: Features a DISSENT 7075 T6 aluminum upper receiver, Br4 billet 7075 T6 aluminum lower, CMMG 15" proprietary M-LOK handguard, and a reversible Dissent side-charging handle. Magpul SGA Stock and PMAG Magazines: Ships with a Magpul SGA Remington 870-compatible stock for a familiar, ergonomic feel and includes (2) Magpul 10-round PMAGs. CMMG Lifetime Quality Guarantee: Every CMMG product is backed by a Lifetime Quality Guarantee against material and workmanship defects, ensuring long-term confidence in your investment. Specs Brand: CMMG MPN: CMM55A520BSG UPC: 840442500184 Color/Finish: Sniper Grey (Cerakote) Platform: Br4 Caliber: 5.56x45mm NATO 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 0.750" Upper Receiver: DISSENT 7075 T6 Aluminum Lower Receiver: Br4 Billet 7075 T6 Aluminum Hand Guard: CMMG 15" Proprietary Charging Handle: Dissent Side Charger - Reversible Stock/Brace: Magpul SGA - Remington 870 Compatible Trigger Type: ZEROED Drop-In Single Stage Trigger Guard: Integrated Safety Selector: Reversible Cross Bolt Magazine: (2) Magpul 10rd PMAG Weight: 8 lbs Overall Length: 38.1" Compliance: 47 State Legal (excludes NY, WA, IL) ~Firearms shipping to states with magazine capacity restrictions will only ship with 10rd magazines in place of standard capacity magazines. Disclaimer: We strive to provide accurate and up-to-date product descriptions, specifications, and images; however, errors or omissions may occasionally occur. We are not responsible for any inaccuracies or discrepancies in the content provided. If you notice anything incorrect or unclear, please contact us so we can correct it. When in doubt, we recommend verifying details directly with the product&';s manufacturer.