Baseball Power hitter Gary Sheffield has personally hand-signed this MLB Baseball Inscribed with 500 HR 4-17-09. As a member of the New York Mets Gary Sheffield hit his 500th Home Run during the 2009 season against the Milwaukee Brewers on April 17th 2009. In reaching this feat he became the 25th player in MLB history to reach this milestone as a pinch hitter and the first to do it in a Mets uniform. Gary Sheffield was one of the most-feared hitters in the majors to ever play. With sheer power Sheffield had the ability the whole ballgame with one swing of the bat. This Gary Sheffield autograph is guaranteed authentic and includes a Steiner Sports Certificate of Authenticity and an accompanying tamper-evident Steiner Hologram. The Steiner Seal Means Its Real. This piece is MLB authenticated.