{"product_id":"ken-griffey-jr-ken-griffey-sr-autographed-official-mlb-baseball-seattle-mariners-back-to-back-hr-9-14-90-beckett-bas-witness-stock-230129","title":"Ken Griffey Jr. \u0026 Ken Griffey Sr. Autographed Official MLB Baseball Seattle Mariners \"Back To Back HR 9\/14\/90\" Beckett BAS Witness Stock #230129","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.\" This item has been witnessed and certified authentic by Beckett Authentication (BAS) and comes with their tamper-proof witness sticker.\u003c\/p\u003e","brand":"The Hobby by Mill Creek Sports","offers":[{"title":"Default Title","offer_id":47417533989033,"sku":"230129","price":382.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0373\/1265\/files\/20240516_155458__82625.1716592034.1280.1280.jpg?v=1788526140","url":"https:\/\/shopthehobby.com\/products\/ken-griffey-jr-ken-griffey-sr-autographed-official-mlb-baseball-seattle-mariners-back-to-back-hr-9-14-90-beckett-bas-witness-stock-230129","provider":"The Hobby by Mill Creek Sports","version":"1.0","type":"link"}