I reload the 500 mag alot, 2400 is my favorite, also used h110 didnt like,it, tried 4227, its a good substitute when I cant get 2400, tryin lil gun now, I have tons of reloading data for the 500 mag email me directly [email protected] I also load 44 mag and 50 ae with the same powders............ Lookin forwards to some 500 mag chat