I've utilized BR-2's in 7mm rem mags with results, even in chilly temps. But, which was with really high scenario fill of H1000 and Reloder 26, and Actually I choose to use mag primers, they have not been detrimental to getting constant velocities, so it requires absent any worry of https://tysondriue.bloggerswise.com/38567213/hodgdon-h1000-secrets