Bushmaster barrel assembly. Shortened Bushmaster 16” M4 Type chrome lined barrel. The barrel was cut to approx 13” and a modified 4” flashhider permanently installed to make it 16+”. (work done by ADCO) Originally intended for an SBR, but did not build. Chrome bore and chamber. There are @ 30 rounds through the barrel. Includes barrel, sight, single shield M4 type handguards, gas tube, delta ring. - ready to assemble into an upper. (Does not include the A2 upper in the pic) $135 shipped. First “I’ll take it” gets it.