Rotor Aldhu Crank Arms.
- Modular 7055 aluminum arms with exceptional stiffness to weight ratio
- OCP direct mount rings allows the rider to configure to their optimum chainring position for maximum power transfer
- Axle spindle, spacer, DM rings (1x/2x) and bottom bracket options available separately
- Optional 4x110BCD spider available, use RR-2520
This product was added to our catalog on April 25, 2018