I have two and love em! Ruger BH w/4-5/8" Bbl and a S&W Mtn Gun w/4" Bbl.
So far I've only loaded 210grn cast SWC's @ 1050fps and 210grn HP's @1300fps.
Accuracy is very good with both 2"-3" @ 25 yds and 4"-5" @ 50yds standing off hand.
But I do want a S&W 596 in 44 spl.