11.5 FBI HRT upper. If you have a trade offer just text pictures, I'm open to do a partial trade with cash on top.
Colt bcg, colt 11.5 socom heavy barrel, colt upper, fed mk 4 od green geissele rail, colt charging handle, geissele gas block, colt gas tube, troy m4 back up sights, magpul od green forward angle