Spindle: 30mm. Easton EC90 SL 170mm 53/39t 11-Speed Carbon Crankset 30mm Spindle. FSA Energy 175mm 48/32t Alloy 11-Speed 30mm Orange spindle Crankset 775g. Cannondale Hollowgram Si 172.5mm Alloy 30mm spindle Crank Arms Crankset 406g.
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