Shimano Ultegra R8000 Shadow rear derailleur.
– Sleek integrated appearance
– Low-profile design
– Race endurance
– Optimized slant angle
– Wide compatibility
– Short cage covers: 11-25T to 11-30T
– Medium cage covers: 11-28T to 11-34T
– Model Number: RD-R8000
– Series: Ultegra
– Maximum Sprocket: 30T
– Minimum Sprocket: 11T
– Maximum Front Difference: 16T
– Average Weight: 200 grams (short cage type), 210 grams (medium cage type)
