After reading 60+ pages of AR pistol threads, I have seen lots of great pictures, but I can't seem to find a definitive answer to my question, so:
Lowers transferred as "X" - go or no go for pistol build?
Lowers transferred as "lower" - go or no go for pistol build?
Lowers transferred as "X" - go or no go for pistol build?
Lowers transferred as "lower" - go or no go for pistol build?