And in shorter barrel lengths (~8″) the 300BLK is way top-quality for supersonics, at least. Prolonged barrel 300BLK is around pointless IMO, you could find other rounds that outperform it handily in a similar platform, with very same length barrels. Felt recoil will vary from shooter to shooter and rifle https://jamesm482qbj9.wikifrontier.com/user