This brand-new custom Denver Broncos football end zone pylon is autographed by Clinton Portis with a "ROY '02" inscription. The pylon measures 4 inches in width, 4 inches in length, and 18 inches in height. Portis signed the pylon in black sharpie, as pictured in the included proof photo. The signature has been examined and certified authentic by Beckett Authentication Services (BAS) and can be verified using the authentication number Y77875 at www.Beckett-Authentication.com. Please click on images for a larger view. Browse our website for more NFL and NCAA football autographed collectibles. Portis is a 2-time NFL Pro Bowl selection (2003 and 2008), a 2002 NFL Second-Round Draft Pick (#51 Overall), and a 2001 NCAA National Champion with the University of Miami Hurricanes. As an expert in the field, you can trust the authenticity of this autograph.