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Mark McGwire Autographed MLB Signed Baseball BIG MAC JSA COA With UV Display Case DIRTY

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Mark McGwire has autographed this official baseball and written BIG MAC his nickname. 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. A UV display case is also included. Note this baseball has some dirt spots and a small hole in it.