Re: 7 RUM & Berger 180\'s
Fed 215M, 88.0gns Retumbo gave me 3280 out of a 29"tube. 1/9 twist, great accuracy. This is the only powder I have tried so far. I was able to go up to 90.0 but it was a hot load. Reduce the above load to start with, and of course, use at your own risk.
Become sheep and the wolves will eat you!