This one is still new in the box, it will come complete with the box and all the paperwork. Pics availible. If you are not familliar with these uppers, you get.
Flat top M4 cut upper w/T marks, 14.5" 1in7 twist M4 barrel, MP tested, Chrome bore and chamber, M4 feed ramps, F marked FSB. MP tested bolt, enhanced carrier, M4 hand guards, side sling swivel, Phantom flash hider.
$600 shipped CONUS
The Phantom is not pinned.