For sporty and fashionable cycling

Technical Documents
  • Double chainguard integrated design
  • OCTALINK splined axle crank arm interface
  • Use with CN-HG53 super narrow chain
  • 9-speed compatible chainrings
  • Chainring sizes: 39T, 45T
Model Number FC-S400
Crank Construction Octalink
Cassette Compatibility CS-S500
Chain Compatibility Super Narrow HG for 9-speed
Chainring Sizes 39T / 45T
Bolt Circle Diameter 130mm
Crank Arm Length 170mm
Crank Arms aluminum
Outer Chainring aluminum
Middle Chainring -
Inner Chainring -
Chainring Bolts & Nuts stainless steel (bolt), steel (nut)
Chain Guard single / double
Chaincase Compatible no
Bottom Bracket included
E-type FD Compatible yes
Color Variation
Chain Ring Teeth*
Chain Line 42.7mm (single) / 49.2 (double)
Chain Type
Bottom Bracket BB-ES25
BB Shell Width 68mm
Average Weight
Cover Ring Diameter
Chaincase fixiation
PCD (mm)
Magnet for Rotation sensor