John Mackey Signed 1997 Upper Deck #AL-48 Trading Card PSA/DNA Gem MT 10
Featured is a John Mackey signed 1997 Upper Deck #AL-48 trading card. This card has been hand signed by Mackey and has been authenticated and encapsulated by PSA, receiving an autograph grade of Gem MT 10. This card would make a great addition to any sports memorabilia collection!
