Shimano Dura-Ace 9000 Chainring - 50 Tooth 11-Speed 110mm BCD For 50-34T Combination MFPN=139-06160 7 hrs (medium - 300 Unsurpassed reliability Flange Diameter ModelNumber=E3615 H921229-04-21 Length:45Mm
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Ships within 48 hours · Estimated delivery Sep 30 - Oct 5