I've utilised BR-two's in 7mm rem mags with success, even in cold temps. But, which was with rather large scenario fill of H1000 and Reloder 26, and honestly I choose to use mag primers, they have not been harmful to getting reliable velocities, so it's going to take absent any https://zndhtchensmallpistol1000s46890.tinyblogging.com/vectan-ba9-options-75252697