- Compatible with Bosch, Brose and Yamaha bottom bracket interfaces
- Chainring Size: No rings
- Crank arm length: 170mm, 175mm
- BB Spindle Interface: ISIS
- Crank arm material: Aluminium
Lightweight, durable, stiff and designed specifically to work with Bosch and Brose mid-ship motors, EX1 crankarms are purpose built for the high-torque E-MTB environment.
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