Originally Posted by JTknives
I have got some 124gr XTPs and want to work up some fast loads using long shot. what i'm wondering is where is a good place to start at in grains of long shot?
Hodgdon's listed max for the .357sig 124gr XTP is 9.3gr. If I were working this load up, I'd start at 9.4gr. I'd work up in .2gr increments to around 10.4gr for the first round of chrono testing. I'll be waiting for your results. I love my 115's @ 1750fps, but a 124 @ 1650+ might be the ticket.