This Rob Gronkowski signed New England Patriots football jersey is a must-have for any sports memorabilia collector. The jersey is an original, authenticated by James Spence Authentication (JSA) with a certificate of authenticity (COA) included.

The jersey is perfect for fans of the New England Patriots and football in general. It features Rob Gronkowski's signature, making it a valuable addition to any collection. This item is a great way to show support for your favorite team and player, while also owning a piece of sports history.