C7/C8/M16E1 Stripped Upper Receiver

C7/C8/M16E1 Stripped Upper Receiver with M4 Ramps

604 A1 Slab Side Upper Receiver Stripped

604 A1 Slab Side Upper Receiver Complete

C7/C8/M16E1 Assembled Upper Receiver

C7/C8/M16E1 Assembled Upper Receiver Teardrop

Assembled A1 Upper Recevier

XM4 Carbine C7 M-16A1 AR-15A1 Upper 1/7

C7 A1 10.5" SBR and Pistol Upper 1/7 Chrome lined (MK-18 Mod 0)

C7 M-16A1 AR-15A1 Upper 1/7 .750

A1 11.5 Commando Lite 1/7 Upper

604 OEM M-16A1 AR-15A1 Upper 1/12