As well as in shorter barrel lengths (~8″) the 300BLK is much excellent for supersonics, no less than. Long barrel 300BLK is in the vicinity of pointless IMO, you can find other rounds that outperform it handily in the same platform, with exact same length barrels. Hell, when you don’t https://300-aac-reloading07417.laowaiblog.com/37702072/how-much-you-need-to-expect-you-ll-pay-for-a-good-300-blackout-brass