Long-range rifle builds don’t have to be cumbersome with a barrel length of 20 this 6.5 Creedmoor ENDEAVOR Mk3 Upper Group balances maneuverability with the performance shooters have come to expect from the ENDEAVOR line. The CMMG Mk3 platform is based on the popular LR-308/DPMS Gen 1 High-Pattern design. Every ENDEAVOR Upper Group includes the bolt carrier group as well as a carefully curated selection of parts and accessories including: - ZEROED .308 Ambi Charging Handle - ZEROED Mk3 Polymer Dust Cover - ZEROED Muzzle Brake 6.5mm - Platform: Mk3 - Caliber: 6.5 Creedmoor - Operating System: Direct Impingement - Barrel Length: 20 - Barrel Twist: 1:8 - Barrel Contour: HT - Barrel Material: 416SS SBN - Muzzle Device: CMMG ZEROED Muzzle Brake - Muzzle Thread: 5/8 x 24 - Gas Port Location: Rifle - Gas Block: 0.750 Non-Adjustable - Upper Receiver: Billet 7075 T6 Aluminum - Hand Guard: CMMG EML15 M-LOK - Finish: Cerakote Standard - Charging Handle: CMMG ZEROED Ambi - Weight: 6.1 lbs - Length: 30.3