Featured is a Bill Mazeroski signed Pittsburgh Pirated blonde Rawlings baseball bat in which he added the " HOF 01" inscription. This bat was hand signed by Bill Mazeroski and has been authenticated by JSA authentication services. Included with the bat is a JSA hologram and certificate of authenticity. This item would make a great addition to any sports memorabilia collection!. SPECIFICATIONS Autographed By: Bill Mazeroski Team: Pittsburgh Pirates Sport: Baseball Authentication: James Spence Authentication (JSA)