223 rounds for my AR. I choose to use Hornady 150gr BTSP bullets, but can’t discover any knowledge to assist that. Practical experience tells me the 550 push prefers a ball style powder. Any plan the place to start? The aac-sd with 110gr Sierra varmint bullets will shoot a clover https://300-blackout-cases50483.uzblog.net/top-brass-300-blackout-secrets-51410965