Shimano Ultegra RD-6800/6870 Rear Derailleur Jockey Wheels
If you need to replace the pulley wheels for your Shimano Ultegra or Ultegra Di2 rear derailleur, this is the correct set to keep your premium drivetrain humming along with quiet, low friction precision.
- Weight : 20g
- 11 Teeth
- Composite construction is durable, reduces chain wear
- Easily mounted using 3mm Hex key (use a clean-edged hex key, not worn)
- Both guide and tension pulleys feature sealed cartridge bearing
- Compatible with RD-R6800, RD-R6870
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