Mariners HOF Ken Griffey Jr. Signed / Autographed Baseball Jersey Upper Deck COA - Key Biscayne Magazine

Ken Griffey Jr. Signed Mariners Jersey with 2016 Hall of Fame Induction Patch (Beckett COA & TriStar Hologram)

Ken Griffey Autographed Memorabilia Signed Photo, Jersey, Collectibles & Merchandise

Ken Griffey Autographed Memorabilia Signed Photo, Jersey, Collectibles & Merchandise

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Ken Griffey Jr. Seattle Mariners Autographed Fanatics Authentic Teal Mitchell & Ness Authentic Jersey with HOF 16 - Art by David Arrigo - Limited Edition of 1

Mariners HOF Ken Griffey Jr. Signed / Autographed Baseball Jersey Upper Deck COA - Key Biscayne Magazine

Take your Seattle Mariners memorabilia collection to the next level with this Ken Griffey Jr. It features a hand-signed autograph from the 2016 Baseball Hall of Fame inductee.

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