Mark McGwire Signed Cardinals MLB Mini Batting Helmet BAS Hologram – Sports Integrity

When he took Steve Trachsel deep on Tuesday, September 7, 1998, Mark McGwire made baseball history. He broke Roger Maris' record with relative ease,

Mark McGwire Home Run Record Breaker St. Louis Cardinals Poster - Starline 1998

JSA Certified.

Mark McGwire Signed St. louis Cardinals Batting Helmet JSA Certified

Featured is a Mark McGwire signed St. Louis Cardinals mini batting helmet. This helmet was hand signed by Mark McGwire and authenticated by Beckett

Mark McGwire Signed Cardinals MLB Mini Batting Helmet BAS Hologram

JSA Certified.

Mark McGwire Signed St. louis Cardinals Batting Helmet JSA Certified

JSA Certified.

Mark McGwire Signed St. louis Cardinals Batting Helmet JSA Certified

Cardinals Athletics Mark McGwire Signed Baseball Auto Beckett BAS Witnessed COA - Autographed Baseballs at 's Sports Collectibles Store

*Mark McGwire Signed Team USA Mini Helmet* *Rawlings Licensed Mini Helmet* *Item comes with MLB Authentication COA. Cert # VS 304311* *Item was

MARK MCGWIRE OAKLAND A’s CARDINALS SIGNED TEAM USA MINI HELMET MLB HOLOGRAM

*Mark McGwire Signed Team USA Mini Helmet* *Rawlings Licensed Mini Helmet* *Item comes with MLB Authentication COA. Cert # VS 304311* *Item was

MARK MCGWIRE OAKLAND A’s CARDINALS SIGNED TEAM USA MINI HELMET MLB HOLOGRAM

JSA Certified.

Mark McGwire Signed St. louis Cardinals Batting Helmet JSA Certified

JSA Certified.

Mark McGwire Signed St. louis Cardinals Batting Helmet JSA Certified