As well as in shorter barrel lengths (~8″) the 300BLK is much remarkable for supersonics, at the very least. Long barrel 300BLK is in the vicinity of pointless IMO, you will find other rounds that outperform it handily in the exact same platform, with very same duration barrels. Hell, when https://manuelevolc.blogmazing.com/37694040/the-best-side-of-300-blackout-brass