I have used BR-two's in 7mm rem mags with results, even in cold temps. But, which was with pretty high scenario fill of H1000 and Reloder 26, and Truthfully I prefer to use mag primers, they may have not been detrimental to getting regular velocities, so it will require away https://edwinfgcyu.p2blogs.com/30711608/the-cci-br2-primers-diaries