brass importance

  1. R

    Range Report Is Premium Brass in an AR-10 Necessary?: A Minor Experiment

    My standard load for my AR-10 in 260 Rem has been using Lapua cases and Lapua 139-gr Scenars. Note that I automatically used Lapua cases because I use them in my bolt guns. But I was becoming tired of losing expensive brass at PRS matches and began thinking about the necessity of premium brass...