223 rounds for my AR. I want to use Hornady 150gr BTSP bullets, but can’t find any knowledge to help that. Practical experience tells me the 550 push prefers a ball style powder. Any thought exactly where to begin? Measuring only at one.72″ in duration, the Gamma by VG6 Precision https://300aacreloading27047.humor-blog.com/37651930/how-much-you-need-to-expect-you-ll-pay-for-a-good-300-blackout-brass