TJ Watt Signed Pittsburgh Steelers F/S Black Matte Helmet Beckett 39774 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 full size Black Matte speed replica helmet that was personally autographed by TJ Watt. Includes a certificate of authenticity from Beckett Authentication Services (BAS) and Denver Autographs.