Shimano 9X Road/MTB Bicycle Chain

Especially for the Steps system, Shimano has released a reinforced chain designed for use on electric bicycles.. It is treated with a Sil-Tec coating and is designed for front single gear only.. Sil-Tec is a low-friction chain surface treatment from Shimano. It is an advanced coating process that improves system performance through the use of embedded fluoride particles.. Sil-Tec treated products operate smoother and last longer under all conditions. Specifications: - 138 links - For single speed systems - Compatible with 9 speeds