Shimano FC-R9100 Chainring 50T 11-Speed 50T-MS for 50-34T Ships within Australia In stock. Available via Click and Collect or Buy Online Share Loading Facebook Like button... Shimano FC-R9100 Chainring 50T 11-Speed 50T-MS for 50-34T Ships within Australia In stock. Available via Click and Collect or Buy Online Share Loading Facebook Like button...