ROTOR ROUND RING 110×4 OUTER 12-11S
【ROTOR】 ROUND RING 110×4 OUTER 12-11S 54T (12段対応)
(rotor110x4 outer)
110PCD 4ARM Shimano® Dura-Ace® FC-R9200-P, FC-R9200, FC-R9100. Shimano® Ultegra® FC-R8100-P, FC-R8100, FC-R8000, R7100,
54T (42t 対応)