Bushmaster M4 A3 Patrolman's Carbine Upper Assembly .223 Remington With 16 Inch Barrel and Solid Removable Carry Handle Available to order on-line. Ships in 5-14 days $525.00
Bushmaster Lower Receiver Parts Kit For AR-15 .223/5.56 (lower receiver not included) Available to order on-line. Ships in 5-14 days $98.95