RTB 10.5" 5.56 Upper Receiver Black FLASH CAN 12" M-LOK Without BCG & CH - $176.95

Description

RTB 10.5" 5.56 Upper Receiver | FLASH CAN | 12" M-LOK | Without Bolt Carrier Group and Charging Handle This 10.5 inch M-LOK upper receiver comes with our RTB 12 inch free float handguard and is built with only the best Mil-Spec components. The heart of this upper is comprised of a 4150 barrel making the action smooth and easy to keep clean.We also carry this Upper Receiver unassembled here if you are a DIYer / Do It Yourselfer.Barrel: Length - 10.5" Material - 4150 Chrome Moly Vanadium Profile - Government Finish - QPQ Corrosion Resistant Gas System Length - Carbine Gas Block Journal - .750" Twist Rate - 1:7 inches Muzzle - 1/2x28 Threaded Weight - 19oz Other Info - M4 feed ramps Upper Receiver: Machined from a Mil-Spec 7075 T6 forging Hard Coat Anodized per Mil-A-8625F, Type III M4 Feed ramps Made in the U.S.A. Handguard: MATERIAL: HARD COAT ANODIZED/CERAKOTED ALUMINUM HANDGUARD, ALUMINUM BARREL NUT PRECISION BORE ACCEPTS M-LOK RAIL SECTIONS & ACCESSORIES 7075-T6 BARREL NUT RAIL LENGTH IS MEASURED ALONG THE TOP INNER DIAMETER: 1.36"   Please Note: Uppers may present light fouling from our quality control process and/or test firing SKU: RTBBU-10555612FC-BLK UPC: