Patented Axe handle enables your best swing, more often - maximizing bat speed and improving barrel control for harder, more consistent contact1 -piece, LP1 alloy construction formulated for strength and durability with one-sided hitting(2 5/8 inch) performance LP1 alloy barrel delivers explosive pop and superior durability for the Lifetime of your batHyperwhip end cap removes unnecessary weight from the tip of the bat for a faster swing, bigger barrel, and larger sweet spotUSSSA approved- conforms to (1.15) bpf standard, approved for USSSA play