I Beleive I just bought it I replied to johns email with photos of box and paperwork. According to Rugers serial number lookup this left factory in 2010 so it must have came from a deep dark corner of there warehouse. I suspect this to be one of about 25 known mk2 U.S. marked pistols in private hands and I came on here today looking for a .22 pistol I could mount a red dot too. This won’t be getting drilled and tapped lol I think it was a good score for a grand