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These carbon e-cranks are compatible with the following…
– BOSCH Gen2/4 “Performance Line” motor with ISIS spindle.
– Yamaha PW-X motors with ISIS spindle
– Giant SyncDrive Pro by Yamaha motors with ISIS spindle
See spec below.

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READ THE FULL SPEC BELOW : If you still have questions, that’s ok!  We’re here to help as we know the compatibility & technical details can be confusing.    So just click on our Live Chat below or give us a call at 831-423-7464  M-F 8am-5pm PST.