Shimano Deore XT Di2 RD-M8050 11 speed rear derailleur Stroke Adjusting Screw and Plate.
The following are an “A” match which indicates that the parts are the same in materials, appearance, finish and size etc.
– Shimano GRX Di2 RD-RX817
Original Shimano parts guarantee that all components work perfectly for optimum performance and maximum safety and longevity.