slm9s Sergeant Full Member Minuteman Aug 18, 2008 788 77 WA Aug 4, 2014 #1 Aug 4, 2014 #1 I have a 338 rum being built. Plan is to use dbm and 300 smks. What powders give low fill % to allow room to seat the 300 smk to mag length and not have a VERY compressed load? Thanks.
I have a 338 rum being built. Plan is to use dbm and 300 smks. What powders give low fill % to allow room to seat the 300 smk to mag length and not have a VERY compressed load? Thanks.
