Description
Barrel Length: 18′ Barrel Material: 4140 Chrome Moly Vanadium Barrel Finish: Melonite Barrel Profile: SOCOM Barrel Thread Pitch: 1/2×28 Chamber: 5.56mm Twist Rate: 1:7 Barrel Extension: M4 Feed Ramps Gas System: Mid Length Gas Block Type: .750 Low Profile Gas Block Muzzle Device: A2 Flash Hider Upper Receiver Material: Forged 7075 T6 Upper Receiver Style: M4 MIL-STD Upper
