INDICATORS ON COLT M16A1 FOR SALE YOU SHOULD KNOW

The mag launch button had a horizontal line sample on it, vs . the round line sample identified on the current types, see the image below for an case in point:If I am employing a non-nfa class three reciever, could I place inside a "pretend" sear pin on my retro Construct or would I be tempting fate?The first pins are nearly impossible to seek out,