Hitting a homerun in his previous at bat, Mattingly cracked his bat his next time up, afterward giving it to our consignor. 34'' 31 oz. Cooper PRO 100 Professional 141 model bat shows great use from Donnie Baseball. Repaired crack at the handle with a few ball marks on the barrel. "23" has been written on the bottom of the knob. This is the first Cooper bat we have seen used by Mattingly. LOA