Description
Right To Bear Complete 6" 300 BLK Upper Receiver | A2 | 5.5" M-LOK | With Bolt Carrier Group and Charging Handle This Complete 6 inch M-LOK upper receiver comes with a 5.5 inch free float handguard that is built with only the best Mil-Spec components. The heart of this upper is comprised of a 4150 barrel and our black nitride bolt carrier group that is finished with an incredible polish, making the action smooth and easy to keep clean. Barrel Specifications Caliber 300BLK Length 6" Material 4150 Chrome Moly Vanadium Profile Medium Finish QPQ Corrosion Resistant Gas System Length Pistol Gas Block Journal .750" Dimpled? Yes Twist Rate 1:7 Muzzle Thread 5/8x24 TPI Weight 14oz Barrel Extension M4 Feed Ramps Target Crown 11 Degree Bolt Carrier Group: Enhanced 9310 Steel (Bolt) 8620 Tool Steel (Carrier) Bolt is shot Peened and MPI All BCG components are pre-polished before being processed and then post polished for an incredible shine 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:The M-Lok system allows users to customize the handguard with rail sections and direct mount accessories. The handguard is constructed of 6061-T6 aircraft aluminum and finished with a Mil-Spec type III hard coat black anodizing. 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" Made in USA Charging Handle: Tried and True Standard Charging Handle Forged 7075 Aluminum construction Mil-Spec Type-III Hardcoat Anodized finish Caliber - .223 / 5.56 / 300 Blackout Made in the USA Please Note: Uppers may present light fouling from our quality control process and/or test firing***Please allow an additional 2-3 business days of lead time as these uppers are made to order.*** All NFA/ATF Rules Apply Depending on your state and local laws, you could use this barrel with a lower receiver that is a Registered SBR, or Pistol. Possession of this barrel along with a Non-NFA lower receiver may be Prohibited. We are not lawyers and the above information is not legal advise. Make sure you understand the most up to date federal, state and local laws before proceeding with this product. SKU: RTB630055A2-BLK UPC:
Browse for more Right To Bear Uppers gun parts.
