For sale: all Colt 10.5" 9mm upper. Professionally cut down from Colt 16" upper and 3-lug adapter installed by Gem-Tech. Comes with Colt bolt assembly, one-piece mag block and 9mm heavy buffer. Real nice shape, around 350 rounds fired. Price is $750, plus $20 S/I. All NFA rules apply.
Email [email]email@example.com[/email] if interested.