223 rounds for my AR. I wish to use Hornady 150gr BTSP bullets, but can’t locate any knowledge to guidance that. Knowledge tells me the 550 push prefers a ball style powder. Any thought where to start? Similar to the 125-grain Nosler AccuBond, this bullet sent sub-par accuracy in the https://dominickxdkpu.mybjjblog.com/details-fiction-and-300-blackout-cases-50655922