ejector marks

  1. J

    ADG Brass Ejector Marks

    I loaded up some virgin ADG brass with 245 Bergers with H1000 for my 300 PRC. There is no published load data that I could find, so I started at 72 grains and worked my way up to 77 grains in 0.5 grain increments. Everything was loaded 0.030 off the lands in a Bergara HMR premier. Everything...