Though there is an issue if you have internally routed Di2 as there is not much space inside the B.B. shell and the threads of the rotor B.B. cups are almost twice as long as shimano ones, so they block the cable routing through the chainstay.
@dancing james started
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Though there is an issue if you have internally routed Di2 as there is not much space inside the B.B. shell and the threads of the rotor B.B. cups are almost twice as long as shimano ones, so they block the cable routing through the chainstay.