Spalding Basketball signed by the 2013-14 San Antonio Spurs. This ball has 15 signatures from the 2013-14 Spurs. The ball is signed by the following players: (All signatures have been authenticated by PSA/DNA) Notable signatures include Tony Parker, Manu Ginobili, Kawhi Leonard, and Tim Duncan. All 15 autographs on this basketball were authenticated by a team of experts at PSA/DNA and comes with a Letter of Authenticity so you can rest assured you are purchasing the real deal. Don't miss your opportunity to own this rare basketball autographed by the Spurs 2013-14 Championship team.