Shimano Ultegra Di2 RD-R8050 Stroke Adjust Bolts & Plate - Y3HR98030

Shimano Ultegra Di2 RD-R8050 11 speed rear derailleur Stroke Adjust Bolts & Plate.

The following are an "A" match which indicates that the parts are the same in materials, appearance, finish & size etc.

- Shimano GRX Di2 RD-RX815
- Shimano Ultegra RX RD-RX805-GS

The following are a "B" match which indicates that the parts are usable, but differ in materials, appearance, finish & size etc.

- Shimano Dura-Ace Di2 RD-R9150-SS

Genuine Shimano replacement part.