WHAT DOES BULK 300 BLACKOUT AMMO MEAN?

Quoted: I'm always inside the mood to understand, educate me below on this: Could be the 7.62x40mm that same chambering as the Wilson Combat 7.62x40 WT or are we speaking about two separate wildcats here? The seven.62x40 WT velocity change of "a pair hundred FPS" better than three hundred BO was pulled from their Web page I have a tendency to Imagi