Description
AR-15 300 Blackout 7.5" Pistol Shark Quad Upper Assembly -
Chamber - 300 Blackout
Barrel Twist - 1x7
Barrel Thread - 5/8x24
Barrel Steel - Black Nitride Finish 4150 CMV
Flash Hider - Shark Style Muzzle Brake
Handguard - 7" Anodized Quadrail Free Float, hardcoat anodized
Gas Block - .750 Low Profile Gas Block, aircraft aluminum, hardcoat anodized; pistol gas system
Upper Receiver - A3 Flat-Top Upper, assembled with forward assit and dust cover
Bolt Carrier Group - Not Included
Charging Handle - Not Included
