Ruben Sierra made 4 All Star teams and played for 9 different teams in a 20-year career. This signed Louisville Slugger model G157 game bat dates to 1986-89. This absolute beauty of a bat is PSA Authenticated is PSA authenticated (1B24681). It measures 34.5 in. and 32 oz. and features a bold signature in gold sharpie with an "El Indio" inscription. PSA Letter of Authenticity is included. For those new to the hobby, PSA is an industry-leading bat authentication service. Your bat's serial number can be searched in the PSA online database and your PSA Letter of Authenticity provides further valuable information on the bat. Having the bat authenticated and/or graded increases its value and makes it much easier to sell the bat in the future. Before purchasing, please examine all pictures and contact us with any questions. We guarantee your satisfaction with every bat we sell. If for whatever reason you are unhappy with your purchase, we offer a 7-day money back guarantee. Shipping is fast and free!