Brn-15 13.7'''' Upper Receiver Assembly 5.56mm - Brn-15 5.56 13.7'''' Bbl .750'''' Gb Upper W/Charging Handle & Bcg

The perfect upper receiver for your next build! Manufactured in the US with the highest quality components. This upper receiver is available in 5.56 Nato with 13.7" barrels. Government profile barrels have the standard .750" gas block. 4150 CMV Barrels Chambered in 5.56 Nato 1-7 Barrel Twist Forged 7075-T6 Upper Receivers A 1/2"-28 Threads Mid-Length Gas Tube Hardcoat Anodized 100% American Made All NFA Rules Apply The Brownells Bolt Carrier Group is made by a well-established firearms industry manufacturer, made to our specifications. All components of the BCG are made in-house, under one roof, not outsourced to Mfg: Brownells