<p><strong>Barrel</strong>: 8" chrome moly steel barrel. Chambered in 9mm, (9x19), with a 1/10 twist. The barrel is nitride treated for durability and finished off with a 7.25" Sabre QD Rail in Burnt Bronze Cerakote and a birdcage style A2 Flash Hider.</p> <p><strong>Upper</strong>: Forged 7075 T6 aluminum Sabre AR-V slick side upper is hard coat anodized black for durability and cerakoted with Moss Green Cerakote. These upper receivers are made for us right here in the USA.</p> <p><strong>Bolt Carrier Group</strong>: Sabre AR-V 9mm BCG. Chrome 8620 steel bolt, with an enhanced firing pin and external 5.56 style extractor. The bolt carrier group is compatible with most aftermarket fire control groups.</p> <p><strong>Lower</strong>: Sabre forged 7075 T6 aluminum with Moss Green Cerakote, these lowers are purpose built to accept AR-V U9 and CZ Scorpion Magazines. The lower is assembled with a Maxim Defense Roller Delayed Buffer (RDB) System, Sabre Buffer Tube, Battle Arms Development Pivot/Takedown Pins, Sabre 2-Stage DLC Trigger w/ JP Reduced Power Springs, and Radian Talon safety. Also includes SBA4 Brace and B5 P23 grip in RAL8000.  This product features last round bolt hold open.  </p>