Axe Bat 2012 L131 Elite Composite/Alloy Sr. Youth (-9) Patented Axe handle 2-Piece construction with composite handle and LP Scandium alloy barrel, 2-5/8" diameter Massive sweet spot, optimum flex, and evenly balanced for maximum bat speed Tuned for maximum performance under new 1.15 BPF bat performance standards. USSSA Approved 1 year warranty