223 rounds for my AR. I would like to use Hornady 150gr BTSP bullets, but can’t uncover any info to help that. Working experience tells me the 550 press prefers a ball variety powder. Any plan the place to get started on? Considering that the 300BLK was to begin with https://brass300blackout27406.blogsuperapp.com/39397176/helping-the-others-realize-the-advantages-of-300-aac-reloading