Joe Montana Signed San Francisco 49ers TB Authentic Helmet FAN 42240 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 San Francisco 49ers Throwback 1964-1995 Grey Facemask Authentic Helmet that was personally autographed by Joe Montana. Includes a certificate of authenticity from Fanatics Authentication (FAN) and Denver Autographs.