Re: Remington MLR .338 LAPUA - SPEAK OUT!
Matt,
I've had one of these since Sept'10. So far I've tried IMR7828SSC, Retumbo, H1000, H4831SC, and RL22. I've only loaded 250SMK's. So far the best performing powder has been H4831SC (86grains). I also have had to load them long @ 3.715" because...