{"product_id":"ken-griffey-jr-ken-griffey-sr-autographed-official-mlb-baseball-seattle-mariners-back-to-back-hr-9-14-90-tristar-holo-beckett-bas-witness-stock-212465","title":"Ken Griffey Jr. \u0026 Ken Griffey Sr. Autographed Official MLB Baseball Seattle Mariners \"Back To Back HR 9\/14\/90\" Tristar Holo \u0026 Beckett BAS Witness Stock #212465","description":"\u003cp\u003eThis is an Official MLB Baseball that has been hand signed by Ken Griffey Jr. \u0026amp; Ken Griffey Sr. This item was inscribed \"Back To Back HR 9\/14\/90\" by Ken Griffey Sr. This item has been witnessed and certified authentic by Beckett Authentication (BAS) and comes with their tamper-proof witness sticker. Beckett Authentication has recently changed their physical certificate card policy where they no longer match their tamper-proof sticker with a physical certificate. A certificate can be printed on Beckett's website for the matching authentication number. This item has also been certified authentic by TriStar and comes with their tamper-proof sticker and matching certificate of authenticity.\u003c\/p\u003e","brand":"Griffey Jr., Ken","offers":[{"title":"Default Title","offer_id":47417138380969,"sku":"212465","price":382.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0373\/1265\/files\/DM_4_19_23_1538_F__53537.1684429901.1280.1280.jpg?v=1788508960","url":"https:\/\/shopthehobby.com\/products\/ken-griffey-jr-ken-griffey-sr-autographed-official-mlb-baseball-seattle-mariners-back-to-back-hr-9-14-90-tristar-holo-beckett-bas-witness-stock-212465","provider":"The Hobby by Mill Creek Sports","version":"1.0","type":"link"}