Since you listed the Blackhawk as the platform,my 32/32-20 Buckeye will run right with a 30x221.
32-20 load as a modern round, much like a 45 Colt or 45-70, is no slouch.
I have not messed with the 30 carbine, but it should be able to keep up as well.
I use a 140 PB I cast myself,my he clip...