Craig Biggio, Houston Astros, Autographed Collectible Baseball Bat33-7/8" Craig Biggio, autographed collectible signature baseball bat, blue marker signature on ivory bat, Louisville Slugger 125, Powerized, Genuine H176, Huston Astros. Offered with copy of GA Global Authentication Inc. letter of authenticity. Provenance: private collection, Sewickley, PA.