I am confident you could possibly make use of them, probably with none problems, but in a very 300 wm, I would personally attempt to seek out some Federal GM215M primers, or large rifle magnum gold medal match primers, especially if you hunt in chilly ailments. I've utilized BR-two's in https://cci-z-ndh-tchen31852.bloggadores.com/30943039/the-definitive-guide-to-cci-zündhütchen-large-rifle