Bravo Company MFG (BCM) AR-15 Upper Receiver 9" 300 BLACKOUT MCMR-8

*BCG & Charging Handle NOT included Specifications: BCMA(R) 300 Blackout Upper Receiver Groups Continuous taper barrel profile designed for optimal weight, balance, and performance. Barrel profile fluted toward the rear near chamber area - Increases strength and heat dissipation. Tapered barrel profile out front, for easier maneuverability. No sharp handguard cap shoulder for improved barrel harmonics and improved accuracy. Muzzle threaded in standard 30 cal (5/8x24). Includes BCM Comp Mod 1 - 762/300 BLK Features: Caliber: 300 Blackout Barrel Length: 9" Barrel Material: 11595E Spec Steel Barrel Finish: Manganese Phosphate (Mil-Spec A-A-59267) Bore & Chamber: Chrome Lined Weight: 2.2 lbs Twist Rate: 1:7 Gas System: Pistol Muzzle Device: BCM Comp Mod 1 (762/300BLK) Muzzle Threads: 5/8x24 Handguard: MCMR-8 BCM has taken great care to ensure the best possible performance and interchangeability. However, due to the large operational range of 300 Blackout ammunition in the market place, BCM ca