Shimano Dura Ace RD7800 Rear Derailleur. 10 speed, double 2×10 setup. Titanium polished body with black Dura-Ace logos. Original ceramic bearing Jockey wheels. Low mileage, fully functioning Shimano Dura Ace rear derailleur. Aesthetically pleasing on the eye, precise engineering and lightweight materials. Would make a fantastic upgrade or replacement to your existing road bike or build. In very good overall condition, with only light scuffs on top of body. Logs all in tact and very little wear to original jockey wheels, a testament to this low mileage derailleur. Please look through the images as they form part of the description. Condition is excellent, little used. Please check out the other listings of used, vintage and retro bike components! Wrapped in recycled packaging and.