Adrian Peterson Signed Minnesota Vikings Speed Mini Helmet 2007 ROY BAS 37336 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 Minnesota Vikings speed mini helmet that was personally autographed by Drew Pearson with 2007 ROY inscription. Includes a certificate of authenticity from Beckett Authentication Services (BAS) and Denver Autographs.