The KMC e11 11-Speed eBike Bike Chain is a high-quality steel chain designed for Bosch, SRAM, and Shimano e-bikes. With 136 links and a size of 1/2" x 11/128", this silver chain is compatible with various bike types including road bikes, hybrid bikes, cyclocross bikes, electric bikes, racing bikes, and mountain bikes. Made in Taiwan, this durable chain is ideal for e-bike enthusiasts looking for a reliable and long-lasting component for their cycling adventures.