FSA ISIS E-Bike Cranks CK-220 – Bosch G4 / Yamaha PW-X / Brose MAG

FSA E-bike cranksets for Yamaha PWX and Bosch GEN4 engines.

- Model CK-220/IS
- Die cast alloy crank arms
- Clearance: 143mm (Bosch G4)
- Q-Factor: 171mm (Bosch G4)
- Anodized black with Printed graphics
- Length - 155mm - 175mm
- ISIS Drive
- 456g
- Uses crank bolts with part code 390-2040 - ML054 ISIS w/washer M15 2pcs