Shimano Ultegra CS-6700 Cassette Lock Ring For 11T - Y1YX98010

This Lock Ring & Spacer can only be used with Shimano Ultegra CS-6700 10spd Cassettes.

If the correct Lock Ring & Spacer is unavailable you can also use the lock ring & spacer from the following cassettes:

- Shimano Dura-Ace CS-7900
- Shimano Ultegra CS-6600
- Shimano 105 CS-5600

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

These cassettes require the Shimano TL-LR15 Lock Ring Removal Tool.