Easton BV16 Rival O Zone-5 Baseball Bat V12 Scandium alloy barrel and IMX Composite 29/32" tapered handle Lower M.O.I. means lighter swing weight and faster swing speed Easton's O-Zone technology creates widest sweet spot of any aluminum bat -5 length to weight ratio, 2 3/4" Diameter extra long monster barrel 400 Day Manufacturer's Warranty