Semi-auto, gas-operated, rotating bolt. A3 style flat top, forged upper receiver. Upper & lower made of 7075-T6 aircraft aluminum alloy. Hard coat anodized per Mil Spec & Teflon® coated black. Dust cover. Shell deflector. Round forward assist. Right hand ejection. Aluminum trigger guard & magazine release button. 4140 chromemoly steel light contour barrel. 6 grooves, …