Wilson Bustos -11 Fast Pitch Bat: * Numerical system reminds players to rotate bat extending bat life * Approved for play in ASA, USSSA, ISF and NSA * 11 oz drop * 2-1/4" DX1 alloy barrel delivers perfect balance of high KSI strength and fracture toughness for long lasting performance * Handle and barrel are performance matched to create optimum flex before impact and recoil with a burst of ball launching energy at impact * Fiber Reinforced composite handle eliminates vibration and hand sting giving more confidence on off center hits * 1-year limited warranty * Available in 31" and 32" lengths