THE BASIC PRINCIPLES OF BULK 300 BLACKOUT AMMO

Quoted: I do not know my rounds counts, but I've two .300 Blk SBRs both of those of these have well more than that, most that has a Suppressor And that i haven't experienced any problems nevertheless.Nope.  You might be burning a lot more powder than .22 LR, plus your ear is correct beside the ejection port, combined with the buffer and spring bou