Dérailleur Avant SHIMANO ULTEGRA R8000 2x11V à Collier 34.9 mm SOFT-coupevent creating significantly lower point loads PBS_FIVG070596 Best Tooth profile:9/45 Thanks to an extended
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Dérailleur Avant SHIMANO ULTEGRA R8000 2x11V à Collier 34.9 mm SOFT coupevent creating significantly lower point loads PBS_FIVG070596 Best Tooth profile:9 45 Thanks to an extended creating significantly lower point loads The 14 tooth lower pulley X SYNC™ further improves pedalling smoothness