THE 2-MINUTE RULE FOR GOLD CUP TROPHY COLT 45

Several rifles had been rebuilt, In particular Vietnam era rifles.  Commonly the barrels were replaced.  Some samples of markings uncovered on replacment barrels include things like:If I'm using a non-nfa class 3 reciever, could I place in a very "fake" sear pin on my retro Construct or would I be tempting fate?It's evident by the shape of your "