5.56mm Uppers

Ghost Firearms .223/5.56 Upper 

5.56 Upper Receiver are available in 7.5" and 10.5" for your pistol upper and 16" for rifle uppers. AR15 5.56 Complete Uppers are available in Black anodized finish along with FDE, OD Green, Burnt Bronze, Blue Titanium and Tungsten Grey in Cerakote finish from Grid Defense.