300 BLACKOUT BULK AMMO SECRETS

Quoted: I do not know my rounds counts, but I have two .300 Blk SBRs both equally of them have nicely more than that, most which has a Suppressor and I haven't experienced any problems yet.62x39mm cartridge was the conventional cartridge for army use, but it was uncovered to get considerably less effective in near quarters. The 300 Blackout was des