Shimano Ultegra R8000 Rear derailleur.

From Shimano's new Ultegra R8000 series that takes almost all the best from their Dura Ace series in a more affordable price package.

The rear derailleur is made as a Shadow version that provides even greater stability in the gear shift, as well as less risk of damaging the rear derailleur in the event of a crash.

With long arm.

Can take between 28-34 teeth as the largest gear wheel on the cassette for smaller teeth, the SS version is selected.

Shimano Ultegra R8000 Rear derailleur.

From Shimano's new Ultegra R8000 series that takes almost all the best from their Dura Ace series in a more affordable price package.

The rear derailleur is made as a Shadow version that provides even greater stability in the gear shift, as well as less risk of damaging the rear derailleur in the event of a crash.

With long arm.

Can take between 28-34 teeth as the largest gear wheel on the cassette for smaller teeth, the SS version is selected.