The KMC S1 is a single-speed chain suitable for use with internally geared hubs, or any single-speed drivetrain.

• 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

Specifications:

• Links (links): 112
• Color: Brown
  
• Width: 9.3 mm
• Drivetrain Speeds: Single Speed 1/2" x 1/8"
• Chain Connection Type: Reusable Master Link
• Half Link Chain: No