1.15 BPF-stamped and approved for USSSA play. Each big-barrel bat features the same patented Axe Handle swing advantage used by some of the game’s elite pros. You also get the confidence of proven performance knowing 50% of all 2017 NCAA-NAIA Baseball National Champions were Axe Bat schools. Find the perfect Axe Bat model for your USSSA advantage. Not approved for play in leagues adopting the USABat standard in 2018.