RE: mods for the "safety characteristics" I feel that most find it needed to, for the pretty the very least, mod the part of your safety that stops dropping the mag Except the slide safety is pushed up. You happen to be proper, it is a transitional gun. Up https://directorytome.com/listings13133734/not-known-factual-statements-about-guns-for-sale-in-tennessee-by-owner