{"product_id":"patriots-rob-gronkowski-signed-retro-full-size-speed-proline-helmet-bas-witness","title":"Patriots Rob Gronkowski Signed Retro Full Size Speed Proline Helmet BAS Witness","description":"\u003cp\u003e\u003cstrong\u003eAuthenticated Collector-Grade autographed, signed memorabilia: Rob Gronkowski on a New England Patriots Alternate Retro Riddell Authentic Full Size Speed Proline Helmet, BAS Witness.\u003c\/strong\u003e A four-time Super Bowl champion (XLIX, LI, LIII with New England; LV with Tampa Bay), Gronk is a five-time Pro Bowler and four-time First-Team All-Pro, recognized as one of the most dominant tight ends of the 2010s. He was named to the NFL 2010s All-Decade Team and holds multiple postseason records for his position.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eCollector's Highlights:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAthlete:\u003c\/strong\u003e Rob Gronkowski\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eItem:\u003c\/strong\u003e New England Patriots Alternate Retro Riddell Authentic Full Size Speed Proline Helmet — hand signed\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAuthentication:\u003c\/strong\u003e Beckett Authentication Services (BAS) Witnessed — affixed BAS QR-code sticker (no paper COA)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eAuthenticated by BAS under their Witnessed program, this verified authentic Gronkowski signature carries long-term collector confidence and display appeal on a full-size authentic Riddell shell. Signature placement and ink strength can vary because each helmet was individually signed, but every piece includes the same Beckett-backed QR sticker for easy verification—making it a confident pick tied to a championship legacy.\u003c\/p\u003e","brand":"Press Pass Collectibles","offers":[{"title":"Default Title","offer_id":45956119199788,"sku":"BAS-072326RGFSRTROSPDPRLNNE","price":959.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0553\/6196\/2028\/files\/img_2158.1.jpg?v=1786619710","url":"https:\/\/www.pristinemarketplace.com\/products\/patriots-rob-gronkowski-signed-retro-full-size-speed-proline-helmet-bas-witness","provider":"Pristine Marketplace","version":"1.0","type":"link"}