Quote Originally Posted by car-15
in my glock 32c I load my own, its a .357sig I use 7.6 grains of hodgdon hs-6 powder, 147 grain xtp hp's, for a velocity of around 1175 fps. as far as power factor, I dont know the math to get it, but I would not want to be on the recieving end of it :cool:
I get 450 fp/e.

That reminds me though. I've read that the original blackpowder lever-action designs were based on bottleneck cartridges. Seems like .357 Sig would be pretty cool in a lever-gun.

Mike