Kordell Stewart Autographed Colorado Buffaloes Mini Helmet Beckett 40617 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 Colorado Buffaloes Gold Mini Helmet that was personally autographed by Kordell Stewart. Includes a certificate of authenticity from Beckett Authentication Services (BAS) and Denver Autographs.