S-Works Carbon Mountain Crank Arms
This S-Works carbon mountain crankset is light and strong to give you the competitive advantage.
- Supreme strength-to-weight ratio.
- Fourth-generation, hollow carbon crank arms offer superior stiffness.
- Includes the hardware necessary to use in a PF30 BB
- Oversized alloy spindle with a spline interface.
- Self-extracting crank bolt for easy maintenance.
- Fits all frames with 73 BB30/PF30 and all chain rings with 104 BCD (not compatible with a triple ring set up)