It appears legit, just unusual. A bit out of my price range for a standard GU, it just popped up on my eBay homescreen today and I thought I'd get some thoughts.
Mike Piazza supercollector: 4,267 different Beckett items
Also collecting John Franco, Eric Karros, Al Leiter, Brandon Nimmo, Todd Pratt, Robin Ventura, Turk Wendell, and Todd Zeile
Also collecting John Franco, Eric Karros, Al Leiter, Brandon Nimmo, Todd Pratt, Robin Ventura, Turk Wendell, and Todd Zeile