Bushmaster upper with Bushy target Hbar barrel, free floated tube setup, no bolt, carrier or charging handle. DCM legal, does not alter exterior profile. Like new condition, less than 100rd fired, it is quite a shooter, can do MOA with match bullets thanks to free float system. Drop it on your lower, and put in the bolt parts and you have yourself a National Match quality competition AR rifle.
For sale for $480 shipped or will consider trade for Bush, Colt or RRA A3 type upper with 14.5" barrel, etc.