Shimano Ultegra Di2 RD-R8050 Bracket Axle Unit - Normal Type - Y3HR98010

This Bracket Axle Unit can only be used with Shimano Ultegra Di2 RD-R8050 rear derailleurs.

If the correct Bracket Axle Unit is unavailable you can also use the Bracket Axle Unit from the following rear derailleur:

- Shimano Dura-Ace Di2 RD-R9150

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

Genuine Shimano replacement part.