Posted by Yukon58 on 1st May well 2023 I decided to go with this 16” upper for my Colt lower following the fiasco with the atf pistol brace ruling. I wasn’t intending to fluff all around so I went all Colt and am glad I did. The upside from the https://colt-10-5-upper29528.estate-blog.com/26374773/colt-9mm-upper-things-to-know-before-you-buy