RaceFace Bosch Gen4 104 BCD Spider - 4-Bolt 104 BCD Aluminum Black MFPN=00.4020.558.006 This ensures optimal ergonomic power

This ensures optimal ergonomic power transmission

The Coxa WM1 Active is the perfect waist bag for athletes looking to customize their hydration

Model Hex Key Set Description Hex Wrench Set Color Silver

Camera Compartment: 26 x 26

RaceFace Bosch Gen4 104 BCD Spider - 4-Bolt 104 BCD Aluminum Black MFPN=00.4020.558.006 This ensures optimal ergonomic powerThe RaceFace Bosch Gen 4 spider allows the use of RaceFace 104 BCD rings on RaceFace ebike cranksets (52mm chainline). This spider is only compatible with Bosch Gen 4 Performance Line CX motor Any RaceFace 104 BCD chainring will mount securely with the included hardware including the RaceFace SHI 12 speed rings Aluminum Color Black Chainring BCD 104 Designed for ebike Yes Defined Color Black Direct Mount Type Direct Mount Bosch Gen 4