This is a A-50X33 Sprocket PN: 50X33Main Description As Following : A-50X33 Sprocket P.N: 50X33 Hub Required: XInside Diameter: 2"Outside Diameter: 6.92"Teeth: 33 Crossed From: WSS105033 , , 20005033 , , 20005033 , , 3016-0204 , , 6713-52563 JOHN DAY Found in Section & Models : Chains/ Sprockets/ Pulleys/ Hubs > Sprockets, (Miscellaneous) (UNDEFINED): SEVERAL Associated Items : New Also This is An Aftermarket Product And : Hub Required: X Inside Diameter: 2" Outside Diameter: 6.92" Teeth: 33