12 Speed - Hyper Glide+ - Siltec - Chain Features Smooth running even on rough roads Increased chain holding power by increasing the area of the inner plate that comes in contact with the teeth of the front chainring and cassette sprocket Enhanced shifting performance New generation drive Compatible with trains Quick link (SM-CN910-12) Easy connection Not reusable
Product model number: CNM7100126Q Color: Silver Material: Alloy steel Battery Included or built-in: No Diameter: 1 kilometer
