This e-bike crank arm set from RFR comes in four different lengths. Super easy to fit thanks to the integrated crank puller. The ISIS Drive crank arms are compatible with Bosch drive units and have 13mm of offset.
- integrated crank puller;
- crank arm length 160, 165, 170, 175 mm;
- ISIS Drive; Bosch drive compatible;
- 13 mm offset
- material aluminium