These are all factory new topends. All are complete with the charging handle/bolt carrier group. Unless noted, you can get them in black or green.
AR10 Top Ends
20" A2 light weight upper, w/o muzzle brake: $600
16" A2 upper, w/ muzzle brake: $600
16" A2 upper, stainless, w/ muzzle brake: $600
To order, call Quantico Arms and Tactical Supply at 703.630.2715 between 11-6 EST.