Ahman Green Signed Green Bay Packers F/S Speed Helmet Go Pack Beckett 37975 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 Green Bay Packers full size speed replica helmet that was personally autographed by Ahman Green with Go Pack Go inscription. Includes a certificate of authenticity from Beckett Authentication Services (BAS) and Denver Autographs.