So far as rarest, the P220 9mm Using the American button is, IMHO, the rarest. I have a number of with the European release, but have not seen one in human being Using the American button. My greatest criticism is relevant to my desire for a good large grip. The https://connerepbfj.blog5.net/68657450/what-does-sig-sauer-p220-compact-sas-gen-2-review-mean