Shimano GRX Di2 RD-RX817 Pulley Screw - Y3HR98050

Pulley Screw for the Shimano GRX Di2 RD-RX817 11 speed rear derailleur.

Shimano state that this part is also an "A" match with these rear derailleurs. This means that the parts are the same in materials, appearance, finish & size etc.

Road / Gravel
- Shimano Ultegra Di2 RD-R8050
- Shimano GRX Di2 RD-RX815
- Shimano Ultegra RX RD-RX805

Genuine Shimano replacement part.

Note: Scrolling down the page will take you to the associated parts related to this rear derailleur & their availability