And in shorter barrel lengths (~8″) the 300BLK is way outstanding for supersonics, not less than. Very long barrel 300BLK is in close proximity to pointless IMO, you'll find other rounds that outperform it handily in exactly the same platform, with very same size barrels. Hell, if you don’t foresee https://zanderonkyk.bloggadores.com/37755208/300-blackout-reloading-can-be-fun-for-anyone