THE 2-MINUTE RULE FOR 300-BLACKOUT-AMMO

I'm often within the temper to understand, educate me here on this: Could be the 7.62x40mm that very same chambering because the Wilson Overcome 7.62x40 WT or are we talking about two individual wildcats below? The seven.62x40 WT velocity variation of "a pair hundred FPS" higher than three hundred BO was pulled from their Web site I tend to Assume