300 Win Club Autographed Pitching Rubber (JSA)

300 Win Club Autographed Pitching Rubber . Signed in blue sharpie across the pitching rubber. This autographed piece is authenticated by James Spence Cert# YY74442.     

8 Signatures: Nolan Ryan, Tom Seaver, Steve Carlton, Warren Spahn, Early Wynn, Phil Niekro, Gaylord Perry, and Don Sutton.