Pats fans check out this Rob Gronkowski Autographed Wilson Official NFL "The Duke" Game Ball for your sports memorabilia collection! This football is a Certified Authentic autographed and and comes with Certificate of Authenticity from Prime One Sports and a Rob Gronkowski Exclusive player hologram. Prime One Sports is your one stop shop for all NFL and New England Patriots memorabilia. This item is backed by our 100% Money Back Guarantee and ships in 1-2 days. Get your Gronk signed football here today before we sell out!