So you have been turned on to this ebike thing - good for you! We are stoked to offer a Cinch eMTB Spider to run Race Face 104BCD rings on your RF ebike 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 our new SHI-12 speed rings!
|Compatible With||104 BCD 4 arm cranks|
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