223 rounds for my AR. I want to use Hornady 150gr BTSP bullets, but can’t find any information to assistance that. Working experience tells me the 550 press prefers a ball type powder. Any plan in which to get started on? The aac-sd with 110gr Sierra varmint bullets will shoot https://300blackoutbrass10751.blog4youth.com/39512948/the-single-best-strategy-to-use-for-300-blackout-projectiles