Bought a new Ruger Super Blackhawk last fall. Now that the snow, ice and all that is gone I have been ringing it out. Have shot about a 1000 rounds thru it and guess what? Elmer Keiths load of 22 gr of 2400 and a square groove hard cast 250 grain bullet sized at .430 is a clear winner. You'd think after my playing with 8 mags and more than 20 k of rounds I would learn