Looking back at my notes, I've used 7.5 gr. of 231 with a 240 Sierra JHP to get 965 fps. in a 7.5" M29.
8.6 of 231 with a 240 gr. LSWC produced 1045 fps. from the same gun.
I've got a 10" Contender barrel as well, but it looks like I've only shot factory ammo over the chronograph with that one.
8.6 of 231 with a 240 gr. LSWC produced 1045 fps. from the same gun.
I've got a 10" Contender barrel as well, but it looks like I've only shot factory ammo over the chronograph with that one.