Posted by Yukon58 on 1st Might 2023 I decided to go using this sixteen” upper for my Colt reduced after the fiasco with the atf pistol brace ruling. I wasn’t intending to fluff close to so I went all Colt and am happy I did. Like most SMGs, the DOE https://colt9mmupper31851.bloggin-ads.com/50015388/the-greatest-guide-to-colt-smg-upper