Brand: Shimano
Name: Shimano Ultegra Di2 RD-R8050-SS Rear Derailleur - 11 Speed Short Cage Black
Model Number: IRDR8050SS
UPC: 689228728790
Color: Black
Speed compatibility: 11
Cable Pull Ratio: 0.0 - This part does not use a cable.
Cage Length: Short
Actuation: Wireless
Clutch: Unknown
Total Capacity: 35
Top Gear Max: 28
Weight: 242 grams
Chainring Differential: 35
Round/Oval: Round
Material:None