Ty Law Autographed New England Patriots F/S AMP Speed Helmet HOF BAS 31330 The number in the listing title is just an inventory sku for our records and is not the authentication number. This is a New England Patriots full size AMP speed replica helmet that was personally autographed by Ty Law with HOF inscription. Includes a certificate of authenticity from Beckett Authentication Services (BAS) and Denver Autographs.