In a ruger77 mk2 48.0gr. of imr7828 wlr primers w-w case topped with a rem. 140gr.pspcl 2655 fps avg.,In a CZ550 20.5" barrel,46.5gr. of H4831sc,w-w brass,fed210 primers,topped with a Norma 156gr. Alaskan,2525 fps ave. Both loads have worked for me.