Pickett's Mill Armory brings you the our new 18" .308 Upper Receiver. This Upper is made with a very cleanly cut Aero Precision 308 Upper Receiver, 18" PMA 308WIN Mid-Length 1-10 Twist Barrel, Slim 13" UTG Rail system. These uppers are assembled at the PMA facility by our staff according to our strict quality control measures. DPMS Patterned Upper. Bolt Carrier Group / Charging Handle NOT included.