Garrison Heart Autographed Arizona Cardinals Speed Mini Helmet Beckett 35571 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 Arizona Cardinals speed mini helmet that was personally autographed by Garrison Hearst. Includes a certificate of authenticity from Beckett Authentication Services (BAS) and Denver Autographs.