Leupold FXII 2x20mm is what I have on my 460 TC Pistol. I think TC Base and Medium Leupold Rings. Works nice for me. I didn't want to mess with a variable magnification and don't plan to stretch it out past 100 Yards for Deer or Elk.
http://www.opticsplanet.net/leupold-...fle-scope.html