Ken Griffey Jr. & Ken Griffey Sr. Autographed Black Louisville Slugger Pro Stock Baseball Bat Seattle Mariners "Back To Back HR 9/14/90" Beckett BAS Witness Darkside This photograph has been personally

This photograph has been personally hand signed by Mitchell Trubisky and authenticated by a top 3rd party authentication company

This is a 1x3 Cut that has been hand signed by Luke Easter

This item was inscribed "Viva RD

This is a 1954 Bowman Card #63 that has been hand signed by Earl Torgeson

This is a 16x20 Photo that has been hand signed by Walker Buehler

Ken Griffey Jr. & Ken Griffey Sr. Autographed Black Louisville Slugger Pro Stock Baseball Bat Seattle Mariners "Back To Back HR 9/14/90" Beckett BAS Witness Darkside This photograph has been personallyThis is a Black Louisville Slugger Pro Stock Baseball Bat that has been hand signed by Ken Griffey Jr. and 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.