And in shorter barrel lengths (~eight″) the 300BLK is far superior for supersonics, not less than. Extensive barrel 300BLK is around pointless IMO, you'll find other rounds that outperform it handily in the same System, with similar length barrels. Growing up over a secluded farm in rural southeast Kansas, Ryan https://reloading300blackoutaac29482.answerblogs.com/38850110/top-300-aac-reloading-secrets