For use with Shimano Ultegra RD-6700 10 speed rear derailleurs.

This Tension & Guide Pulley Unit can also be used on the following rear derailleurs:

- Shimano Ultegra RD-6700-A-G
- Shimano Ultegra RD-6700-A
- Shimano Ultegra RD-6700-G
- Shimano 105 RD-5700-A

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

If the correct Tension & Guide Pulley Unit is unavailable you can also use the unit from the following rear derailleurs:

- Shimano Dura-Ace RD-7900
- Shimano 105 RD-5701

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

Genuine Shimano replacement part.