And in shorter barrel lengths (~8″) the 300BLK is way excellent for supersonics, at least. Prolonged barrel 300BLK is near pointless IMO, you could find other rounds that outperform it handily in a similar System, with exact duration barrels. Just warning when hunting with .300 Blackout subsonic rounds. People masses https://300-blackout-brass52951.develop-blog.com/46616610/how-much-you-need-to-expect-you-ll-pay-for-a-good-300-blackout-brass