300 BLACKOUT BULK AMMO - AN OVERVIEW

I resisted the interest or want for a 300BO For many years...just had the unsubstantiated perception that it was a lot of buzz.  Following capturing a colleague's BO with my suppressor connected, it was a most pleasant shock.  At this stage I'm pretty much looking at just using mine in its suppressed setup.  There isn't any must go in excess of