Looking to pack the long-range performance of .243 or .308Win without the weight of a larger AR-10/LR-308 rifle? It might be time to take a look at 6mm ARC. With flat shooting characteristics and compatibility with AR15 (or Mk4 DISSENT) platforms this 6mm ARC DISSENT may just be the ultimate long-range carbine. - Hosting an array of ZEROED parts and accessories the DISSENT builds on the renowned AR15 manual of arms and is available in a variety of custom Cerakote finish options. The rear of this DISSENT rifle features the DISSENT side folding stock with adjustable length of pull and adjustable cheek riser. A forward non-reciprocating charging handle allows for quick and easy manipulation without coming off target and the M-LOK handguard with top picatinny rail provides ample mounting space for whatever accessories you please. - Platform Mk4 - Caliber 6mm ARC - Operating System Compact Action-Direct Impingement - Barrel Length 16.1 - Barrel Twist 1:7.5 - Barrel Contour MT - Barrel Material 416SS SBN - Barrel Twist 1:7.5 - Muzzle Device CMMG ZEROED Muzzle Brake - Muzzle Thread 5/8 x 24 - Gas Port Location Rifle - Gas Block Adjustable 0.750 - Upper Receiver DISSENT 7075 T6 Aluminum - Lower Receiver Mk4 Forged 7075 T6 Aluminum - Hand Guard CMMG 15 Proprietary - Finish Cerakote - Charging Handle Dissent Side Charger Reversible - Pistol Grip CMMG ZEROED Pistol Grip - Receiver Extension DISSENT Folding Stock Adapter - Stock / Brace DISSENT Side Folding Stock - Trigger Type ZEROED Drop-In - Trigger Guard CMMG ZEROED Trigger Guard - Safety Selector CMMG ZEROED 60/90 Degree - Magazine CMMG 10rd (2) - Weight 6.7 lbs - Length 33.3-35.5 (25.9 Folded)