Mark McGwire Autographed St Louis Cardinals Signed Majestic Baseball Jersey BIG MAC 583 HOME RUNS JSA COA

Mark McGwire has autographed this official St Louis jersey size XL name and numbers sewn on. He also wrote BIG MAC (his nickname) and 583 HRs (his total Home Runs). Autograph was witnessed and authenticated by James Spence Authentication (JSA). Comes with their authenticity hologram on item and COA with same # verified on their site.