PTAC 16" Carbine Length .308 WIN 1:10 Upper with BCG and Charging Handle

PTAC 16" Carbine Length 308 Upper with BCG and Charging HandleBarrel: MeloniteBarrel Length: 16"Chamber: 308 WinchesterTwist Rate: 1 in 10".750" Gas block Diameter Carbine Gas systemForged upper receiverT-marksForward AssistEjection Port CoverA2-style Flash HiderBolt Carrier Group: PTAC Chrome Lined Phosphate Carrier, 9310 Bolt, Staked Gas Key.  Designed to work with PSA PA-10 Lower Receivers and Bolt Carrier Groups.