Item: Bushmaster AR15 Complete Upper Assembly
Barrel Length: 16″
Muzzle Device: A2
Caliber: 5.56×45 NATO
SKUBU-ARU-40003Mfg Part Number
This is a factory new Bushmaster Complete Upper Assembly with a 16” barrel chambered in 5.56mm.
This is a Bushmaster complete upper assembly including a MPI bolt with carrier, charging handle, A2 flash hider, and a 16” light contour barrel. The barrel is Melonite treated for long life and easy cleaning. The .625 gas block area has as shaved front sight base installed with tapered pins for ultimate reliability.