Smaller gearing and shorter crank arms make this the perfect set-up for our Micro Series and any smaller riders just taking to the streets.

The 40-tooth crank will make it even easier to accelerate but you'll spin-out at lower speeds than the 44t or 48t cranks.


  • Bolt-Center Diameter: 110mm
  • Crank arm length: 152mm
  • Chains: 1/8"
  • Square Taper

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