A Pittsburgh Steelers Speed Salute To Service 4 NFL Mini Helmet hand signed by Terry Bradshaw. The item and signature are in excellent condition. Terry navigated the Steelers Dynasty to Super Bowl Championships and became one of the most iconic NFL personalities of all time. AUTHENTICATION: The item has been tagged with a SmarTag powered by Prova Technology, which gives you digital access to the items authentication records, including a proof picture from the signing.