St Louis Cardinals Mark McGwire Game used 1998 Baseball Bat MEARS. Here is a Game Used baseball bat from Mark McGwire in the year he broke the record and hit 70 HRs. Bat is in perfect condition and shows tremendous use! Also comes with a LOA from MEARS. PROBSTEIN123 is actively accepting CONSIGNMENTS! Please wait for the invoice…. The free listing tool. The item “St Louis Cardinals Mark McGwire Game used 1998 Baseball Bat MEARS” is in sale since Wednesday, August 9, 2017. This item is in the category “Sports Mem, Cards & Fan Shop\Game Used Memorabilia\Baseball-MLB\Bats”. The seller is “probstein123″ and is located in Passaic, New Jersey. This item can be shipped to United States, United Kingdom, China, Germany, Japan, Brazil, France, Australia, Denmark, Romania, Slovakia, Bulgaria, Czech republic, Finland, Hungary, Latvia, Lithuania, Malta, Estonia, Greece, Portugal, Cyprus, Slovenia, Sweden, South Korea, Indonesia, South africa, Thailand, Belgium, Hong Kong, Ireland, Netherlands, Poland, Spain, Italy, Austria, Bahamas, Israel, New Zealand, Singapore, Switzerland, Norway, Saudi arabia, Ukraine, United arab emirates, Qatar, Kuwait, Bahrain, Croatia, Malaysia, Colombia, Panama, Jamaica, Viet nam, Uruguay, Sri lanka, Chile.