Description: Caliber: .308 Winchester, 7.62 x 51mm NATO - Action: Semi-Auto - Barrel Length: 21" - Barrel Features: Muzzle Brake - Shot Capacity: 20 - Ammo Feeder: Magazine - Receiver Finish: Black Oxide - Grip/Stock Material: Synthetic - Grip/Stock Style: Pistol - Rear Sight: Peep Sight - Front Sight: Adjustable |