Shimano RD-R8050 ULTEGRA DI2 REAR DERAILLEUR

New low-profile design
SHIMANO SHADOW RD
RD-SS covers: 11-25T to 11-30T
Sleek integrated appearance
Wide compatibility
RD-GS covers: 11-28T to 11-34T
Maintain race concentration with more intuitive shift control
Race endurance
Optimized slant angle

First, you'll get 10% in store credit to use towards future purchases.

Our prices match the prices you might see on any brand's website, and our delivery times are roughly the same as theirs.

Also, when you purchase through us, you get:

• Advice on whether the bike or product suits your needs.
• A professional build for all bikes, which ensures safety. If there is an issue, we can promise you that 99 out of 100 times, it will be resolved quicker than you can in your garage.
• A build history that becomes a service history, ideally. That can be very helpful if you do have any sort of warranty issue.
• Warranty support - Just contact us and we will guide you through the process.