Cabela's offers a bulk load 44 mag +P+ load. A 320 gr SWC at mid 1500 level velocity ! This is 454 casull territory ! A buddy of mine once loaded a 240 gr 44 mag load to 1800 fps ! He bent the frame on his Super Blackhawk ! Ruger being the fine company it is replaced it with a brand new one for free ! If it was Smith, FUGGEDABOUTIT !