As well as in shorter barrel lengths (~eight″) the 300BLK is way exceptional for supersonics, at the very least. Extended barrel 300BLK is near pointless IMO, you'll find other rounds that outperform it handily in a similar platform, with same duration barrels. Like the a hundred twenty five-grain Nosler AccuBond, https://billt615ykv3.ja-blog.com/profile