For use with Shimano Deore FC-M610 10 speed triple chainsets. This plate pin can also be used on the following chainsets: - Shimano FC-M625 - Shimano FC-M622 - Shimano Deore FC-M615 - Shimano Deore FC-M612 - Shimano Alivio FC-M4060 - Shimano Alivio FC-M4050 These are an "A" match which indicates that the parts are the same in materials, appearance, finish & size etc. Genuine Shimano replacement part.