SALE! AR15 16" 5.56 Upper Receiver Standard Handguard

This AR-15 complete 5.56 Nato rifle length upper has a 16" M4 contour barrel with a parkerized finish, and features a 1:7 twist rate, with a carbine length gas system. It includes a Standard Handguard with front sights, a M4 flat-top forged upper receiver, a Bolt Carrier Group, Flash Hider, and a rear charging handle. This 5.56 Nato upper is compatible with any mil-spec AR-15 lower.