Mark McGwire Oakland Athletics Autographed OAL Baseball JSA COA
Mark McGwire Oakland Athletics Autographed OAL Baseball JSA COA
Mark McGwire Oakland Athletics Autographed OAL Baseball JSA COA
Mark McGwire Oakland Athletics Autographed OAL Baseball JSA COA
Mark McGwire Oakland Athletics Autographed OAL Baseball JSA COA
Mark McGwire Oakland Athletics Autographed OAL Baseball JSA COA
Mark McGwire Oakland Athletics Autographed OAL Baseball JSA COA
Mark McGwire Oakland Athletics Autographed OAL Baseball JSA COA
Mark McGwire Oakland Athletics Autographed OAL Baseball JSA COA
Mark McGwire Oakland Athletics Autographed OAL Baseball JSA COA
Mark McGwire Oakland Athletics Autographed OAL Baseball JSA COA
Mark McGwire Oakland Athletics Autographed OAL Baseball JSA COA
Mark McGwire Oakland Athletics Autographed OAL Baseball JSA COA
Mark McGwire Oakland Athletics Autographed OAL Baseball JSA COA

Mark McGwire Oakland Athletics Autographed OAL Baseball JSA COA

Order Today and Will Ship by October 24, 2026

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Product Details

Athlete / Talent: Mark McGwire

Sport / League: MLB

Team: Athletics

Item Type: Baseball

Autographed: Yes

Authentication: JSA

Mark McGwire autographed Official American League Baseball. Personally hand signed by the former Oakland Athletics slugger and 1989 World Series champion, this baseball celebrates one of the most prolific home run hitters of his generation.

The autograph has been independently authenticated by JSA and is accompanied by a JSA COA (Certificate of Authentication).

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