Originally Posted by SU35


I was hoping 570 would work for the heavier 200 class bullets in the 300. I just have to do some test to see what happens with that.




I did a bunch of testing with a couple different 300WM's and many different powders a few years ago, did not try N570 but did try N170. probably better suited for a 300Ultra. The standout in my rifles from 200-220 grain bullets is H1000