S-Works Carbon Mountain Crank Arms – 170mm
Get the competitive advantage with the S-Works Carbon Mountain Crank Arms. These crank arms have a supreme strength to weight ratio, and feature f-generation, hollow carbon crank arms offer superior stiffness.
- Supreme strength-to-weight ratio.
- Fourth-generation, hollow carbon crank arms offer superior stiffness.
- Includes all BB hardware for PF30.
- All chain rings with 104 BCD (not compatible with a triple ring set up)
- Oversized alloy spindle with a spline interface.
- All frames with 73 BB30/PF30
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