Easton SX81B Reflex -12 FastPitch Softball Bat 7050 aircraft alloy Evenly balanced bottle bat for maximum swing speed Thin 29/32-Inch handle with cushioned grip Sizes: 28-Inch/16oz - 11-Inch barrel + 29-Inch/17oz - 12-Inch barrel + 30-Inch/18oz - 13-Inch barrel + 31-Inch/19oz - 14-Inch barrel + 32-Inch/20oz - 15-Inch barrel + 33-Inch/21oz - 16-Inch barrel + 34-Inch/22oz - 17-Inch barreL