Jace Sternberger Signed Texas A&M Aggies F/S White Helmet Gig Em JSA 30882 The number in the listing title is just an inventory sku for our records and is not the authentication number. This is a Texas A&M Aggies full size white replica helmet that was personally autographed by Jace Sternberger with Gig Em inscription. Includes a certificate of authenticity from James Spence Authentication (JSA) and Denver Autographs.