THE GREATEST GUIDE TO 300-BLACKOUT-AMMO

Certainly it is the 7.62X40 is similar cartridge that Wilson makes. I am unaware of another 7.62X40 so I just leave off the WT.  Almost everything I posted was true to The point that you normally takes one of many lighter bullets and have about 200 FPS around the 300BLK nevertheless the slight pace advantage diminishes since the bullets get heavie