And in shorter barrel lengths (~eight″) the 300BLK is much top-quality for supersonics, no less than. Extended barrel 300BLK is in the vicinity of pointless IMO, you'll find other rounds that outperform it handily in precisely the same platform, with very same length barrels. Such as one hundred twenty five-grain https://donovanstlew.bcbloggers.com/37434852/300-blackout-brass-options