img{max-width:100%} This Patriots full size replica speed helmet has been personally hand-signed by Rob Gronkowski. It is officially licensed by the NFL and comes with an individually numbered, tamper-evident hologram and COA from JSA. *Due to quantity levels, we do at time use a stock image of the item. This is done to expedite the listing and shipping process and only applies to merchandise that is completely identical. Diamond Legends entered the world of sports marketing in the early 2000's and has since grown to become Rhode Island's premier destination for authentic memorabilia and hand signed collectibles. Over the past decade, we have established our permanent storefront at the Warwick Mall and continue to bring our fans closer to the game with in-store athlete appearances and public signing events. As the exclusive memorabilia partner of the Patriots Alumni, shop with confidence knowing each item has been witnessed by a PA representative, affixed with a tamper proof hologram and is accompanied by a matching certificate of authenticity. A percentage of each Patriots Alumni sale is contributed to the mission of supporting and funding youth football throughout New England with programs that emphasize leadership, teamwork and achievement through lessons learned on the football field.