I've used BR-two's in 7mm rem mags with success, even in cold temps. But, that was with fairly large case fill of H1000 and Reloder 26, and Actually I prefer to use mag primers, they may have not been detrimental to having constant velocities, so it will require absent any https://z-ndh-tchen-small-pistol31740.xzblogs.com/72651984/federal-100-no-further-a-mystery