B.Brad-- Triple Seven, I like the stuff. I target shoot 55 grains in my .50 Jonathon Browning Hawkin and 25 grains in my Colt Walker. Works fine.
Of course, I use Goex (50 grains) in my .45 flintlock.
Triple Seven is far less dirty in a clean up contest between the .50 JBMR and the .45 Flintlock.