Thank for the info I’ll see if I can get a hold of some n560 to try out. I would be happy with any accurate load I can work up over 2900, I just wasn’t expecting to have as much velocity loss with the shorter barrel as I seem to be getting. At published max for the h4831sc I’m right at 2800 so...
Hi I'm hoping to get some advise on next steps for my 7prc load development, I'm a fairly new reloader and just started to work up a load after shooting through a case of factory ammo and keeping the brass. The rifle has a suppressed 22" proof barrel with 250 rounds fired. I have been...