Posted by Yukon58 on 1st Could 2023 I made a decision to go with this sixteen” upper for my Colt reduced once the fiasco Together with the atf pistol brace ruling. I wasn’t gonna fluff all over so I went all Colt and am happy I did. Mil-spec Proportions and https://titusreksz.59bloggers.com/27133378/an-unbiased-view-of-colt-10-5-inch-9mm-smg-upper-receiver-assembly