Emmitt Smith Autographed Dallas Cowboys F/S AMP Speed Helmet Beckett 38865 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 Dallas Cowboys full size AMP speed replica helmet that was personally autographed by Emmitt Smith. Includes a certificate of authenticity from Beckett Authentication Services (BAS) and Denver Autographs.