Joba Chamberlain New York Yankees Autographed OMLB Baseball JSA COA-1

This official Major League Baseball is autographed by Joba Chamberlain, celebrating his time with the New York Yankees. The signature shows fading consistent with age and handling. A collectible piece from a key bullpen arm during the late 2000s Yankees era. To ensure its authenticity and lasting value, this item is authenticated by JSA and includes a certificate of authenticity.