RTB 6" 300 BLK Upper Receiver Black A2 5.5" M-LOK Without BCG & CH - $170.65 after code SERVICE15

Description

Right To Bear Complete 6" 300 BLK Upper Receiver | A2 | 5.5" M-LOK | Without 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. 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 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 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: RTBBU-630055A2-BLK UPC: