Michael Mayer Signed Las Vegas Raiders 23 Salute Mini Helmet BAS 43083 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 Las Vegas Raiders 2023 Salute to Service Mini Helmet that was personally autographed by Michael Mayer. Includes a certificate of authenticity from Beckett Authentication Services (BAS) and Denver Autographs.