RACE FACE - EBIKE SPIDER 104BCD BOSCH G4
Race Face offers an e-MTB Spider to run Race Face 104BCD rings on their e-Bike crankset (52mm chainline). This spider is only compatible with the Bosch Performance Line CX (aka-Gen4) motor. Any RF 1x 104BCD ring will mount securely with the included hardware - including the new SHI-12 speed rings.