RaceFace Bosch Gen4 104 BCD Spider - 4-Bolt 104 BCD Aluminum Black MFPN=00.4020.558.006 37 BB/Frame Interface English BB

37 BB/Frame Interface English BB Shell Width (mm) 68 BB Shell Width (mm) 73 Weight 130 Spindle Interface Type FSA MegaExo 19 Defined Color Black

aluminum bezel and smaller size to fit smaller wrists

} Pedal thread inserts are used to replace damaged threads in cranks

Dual sided

Model Hex Key Set Description Hex Wrench Set Color Silver

RaceFace Bosch Gen4 104 BCD Spider - 4-Bolt 104 BCD Aluminum Black MFPN=00.4020.558.006 37 BB/Frame Interface English BBThe 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