Denver Broncos SB 50 Defense Signed Speed Proline Helmet 10 Sigs JSA 19039 This is a Denver Broncos full size speed proline helmet that was personally autographed by 10 members of the Super Bowl 50 Champion Denver Broncos Defense. Autographs include: Von Miller with SB 50 MVP inscription, Derek Wolfe, Brandon Marshall, Sylvester Williams, Aqib Talib, TJ Ward, Shane Ray, Bradley Roby, Shaq Barrett and Chris Harris Jr. This includes a certificate of authenticity from James Spence Authentication (JSA) and Denver Autographs.