SHIMANO Ultegra Di2 FD-R8050 Front Derailleur Clamp Bolt and Radius Washer – Y2C198010
The following are an “A” match which indicates that the parts are the same in materials, appearance, finish and size etc.
– Shimano GRX Di2 FD-RX815
Original Shimano parts guarantee that all components work perfectly for optimum performance and maximum safety and longevity.