I'm guaranteed you might use them, almost certainly without any concerns, but inside of a three hundred wm, I'd personally test to seek out some Federal GM215M primers, or large rifle magnum gold medal match primers, particularly when you hunt in chilly circumstances. I've applied BR-two's in 7mm rem mags https://z-ndh-tchen-cci-br237035.aboutyoublog.com/33836311/rumored-buzz-on-large-rifle-magnum-zündhütchen