6.5 PRC out of a Sako S20 24" barrel was super easy for me to load. Virgin Lapua brass, H1000, 143 gr ELDX, and BR2 primers. Loaded up three approaching max book load to check for pressure. Loaded next seven at 59.0 grains and got a .7 MOA group (WITH one called wide), 2930 fps, 6.2 SD...