The KMC S1 is a single-speed chain suitable for use with any single speed drivetrain such as BMX, Fixie, and other single speed bikes using 1/8" rings and cogs. Formerly known as the Z410 chain.
- High pin power with reinforced durability
- Offers a quieter riding experience
- Anti-drop design
- Inner plate chamfering helps to provide fast and smooth shifting
- Internal gear hub system compatible
- A master link is included
Size: 1/2" x 1/8" x 112L
Color: Light Blue
