THE 5-SECOND TRICK FOR COLT SMG UPPER

Posted by Yukon58 on 1st May well 2023 I decided to go with this particular sixteen” upper for my Colt lower once the fiasco Together with the atf pistol brace ruling. I wasn’t planning to fluff all over so I went all Colt and am glad I did. I have never selected a flat prime or A1 (devoid of FA and deflector).  I am wondering a sixteen" flat