Available in two toothing sizes - 11-42T & 11-51T. Features; Ride anywhere with smooth and precise HYPERGLIDE shifting 11-speed cassette sprocket Wide gear range Specifications; Speeds 11 Gearing 11-42T / 11-51T Cog sizes 11-13-15-17-19-21-24-28-32-37-42T 11-13-15-18-21-24-28-33-39-45-51T Finish Silver Model ID CS-M5100-11.
