Complete AR-15 Upper Receiver with a 16" Nitride Coated M4 barrel, "F" front sight.
Features an A3 flat top upper receiver with "T" marked rails, dust cover, brass deflector, and forward assist. CAR-15 handguards and "F" marked front sight base with bayonet lug. No rear sight included. 5.56 NATO chambered government profile 16" barrel with A2 flash hider, 1x7" twist, M4 feed ramps, M4 notch. Barrel is nitride treated for superior hardness and corrosion resistance. Upper comes complete with bolt, carrier, and charging handle.
Specifications and Features:
16" M-4 profile Nitride steel barrel
5.56 NATO chamber with a 1x7" twist (accepts .223 Remington)
Flat top upper with tmarks
Mil Spec bolt and carrier assembly
Black CAR handguards
A2 Flash Hider