This Super Narrow HG-X11 directional chain offers precise shifting and improved durability thanks to SHIMANO's SIL-TEC treatment on the inner plate surfaces.

• System engineered drivetrain component for optimal power transfer
• Inner-plate treated with SHIMANO's ultra-low friction surface treatment “SIL-TEC” (inner plate)
• Same durability as current 10-speed chain
• Smooth and precise front and rear shifting
• Directional chain