Description
The RaceFace Bosch Gen4 104 BCD Spider is designed for use with Bosch Gen 4 Performance Line CX motors. It enables the installation of RaceFace 104 BCD chainrings on RaceFace e-bike cranksets with a 52mm chainline. This black aluminum spider features a 4-bolt, 104 BCD pattern and includes hardware for securely mounting any RaceFace 104 BCD chainring, including the RaceFace SHI-12 speed rings.
- Compatible with Bosch Gen 4 Performance Line CX motor for e-bike use.
- Features a 4-bolt, 104 BCD design to fit RaceFace 104 BCD chainrings.
- Constructed from aluminum for lightweight and durability.
- Includes hardware for secure mounting of RaceFace 104 BCD chainrings.
- Designed with a 52mm chainline suited for RaceFace e-bike cranksets.





