Colt Firearms M16 Stripped Upper 5.56 20 Barrel

Colt Firearms M16 Stripped Upper Features The Colt M16 Stripped Upper features a 20 carbine contour barrel delivering a balance of accuracy and durability. With its anodized finish this upper receiver is built to resist wear and tear offering long-lasting performance in harsh environments. The 1:7 twist rate ensures stability with heavier 5.56 NATO bullets providing enhanced accuracy at long distances. Although stripped this upper is equipped with a 1/2-28 threaded muzzle allowing for ea