5.56 Nato

AR-15 5.56 Nato 8.5″ Pistol Upper Complete Build Kits (Assembled Black Barrel Upper) – Purple

Shooters Gate

AR-15 5.56 Nato 8.5″ Pistol Upper Complete Build Kits (Assembled Black Barrel Upper) – Orange

Shooters Gate

AR-15 5.56 Nato 8.5″ Pistol Upper Complete Build Kits (Assembled Black Barrel Upper) – Blue

Shooters Gate

AR-15 5.56 Nato 7.5″ Pistol Upper Complete Build Kits (Assembled Black Barrel Upper) – Purple

Shooters Gate

AR-15 5.56 Nato 7.5″ Pistol Upper Complete Build Kits (Assembled Black Barrel Upper) – Orange

Shooters Gate

AR-15 5.56 Nato 7.5″ Pistol Upper Complete Build Kits (Assembled Black Barrel Upper) – Blue

Shooters Gate

AR-15 5.56 Nato 20″ Rifle Upper Complete Build Kits (Assembled Black Heavy Barrel Upper) – Orange

Shooters Gate

AR-15 5.56 Nato 16″ Rifle Upper Complete Build Kits (Assembled Black Barrel Upper) – Blue

Shooters Gate