Joe Greene Autographed/Signed Pittsburgh Steelers F/S Helmet Beckett 44047 The number in the listing title is just an inventory sku for our records and is not the authentication number. The item pictured is a stock photo unless otherwise noted. This is a Pittsburgh Steelers Replica Full Size Helmet that was personally autographed by Joe Greene. Includes a certificate of authenticity from Beckett Authentication Services (BAS) and Denver Autographs.