And in shorter barrel lengths (~eight″) the 300BLK is way top-quality for supersonics, at the very least. Long barrel 300BLK is in the vicinity of pointless IMO, you could find other rounds that outperform it handily in a similar System, with identical duration barrels. Persist with posted facts only, the https://brass300blackout74071.blogerus.com/60760526/brass-300-blackout-secrets