223 rounds for my AR. I would like to use Hornady 150gr BTSP bullets, but can’t locate any facts to guidance that. Knowledge tells me the 550 push prefers a ball style powder. Any concept wherever to start? Jake travels the place capturing, directing precision rifle matches, and instructing precision https://reloading-300-blackout-aa13346.bloggazza.com/37885380/the-single-best-strategy-to-use-for-300-blackout-projectiles