This Autographed Alternate Slate Riddell Full Size Speed Proline Helmet is a must-have collectible for any dedicated Pittsburgh Steelers fan or sports memorabilia enthusiast. Personally signed by James Harrison and Troy Polamalu, two of the most iconic defensive players in NFL history, this helmet celebrates their honors as 2008 Defensive Player of the Year (Harrison) and 2010 Defensive Player of the Year (Polamalu)—inscriptions that mark their legendary careers and contributions to one of the NFL’s most storied franchises. Encased in a high-quality UV mirrored back acrylic display case, this professionally authenticated helmet is the perfect centerpiece for any Steelers collection or memorabilia display. The signing was conducted under the Beckett Witnessed Protection Program, ensuring unquestionable authenticity through a tamper-proof BAS sticker with a scannable QR code for instant verification.

• Personally autographed by Pittsburgh Steelers legends James Harrison & Troy Polamalu
• Features inscriptions: “2008 DPOY (Harrison), 2010 DPOY (Polamalu)”
• Includes a UV mirrored back acrylic display case for premium showcase value
• Authenticated by Beckett Authentication Services (BAS) – includes tamper-proof sticker with scannable QR code
• BAS Witnessed Protection Program: Signatures obtained in the presence of a Beckett representative
• Each autograph is hand-signed and unique; placement and strength of signature may vary

Own a piece of Pittsburgh Steelers history with this striking full-size alternate slate helmet, personally signed by two future Hall of Famers. It's more than a collectible—it's a tribute to the grit, dominance, and legacy of two defensive titans from one of the most respected franchises in football.