* Sil-Tec surface treatment on both outer and inner links* Unidirectional for better performance* Not compatible with Shimano 10-speed road transmissions* Refer to Documents and links to find the right product
* Sil-Tec surface treatment on both outer and inner links* Unidirectional for better performance* Not compatible with Shimano 10-speed road transmissions* Refer to Documents and links to find the right product