Brand: Shimano
Name: Shimano Ultegra RD-RX800-GS Rear Derailleur - 11 Speed Medium Cage Black With Clutch
Model Number: IRDRX800GS
UPC: 689228871106
Color: Black
Speed compatibility: 11
Cable Pull Ratio: 1.4 - Shimano 11 road (and Tiagra 4700 10 speed road), Campagnolo old
Cage Length: Medium
Actuation: Cable
Total Capacity: 39
Top Gear Max: 34
Weight: 248 grams
Chainring Differential: 39
Round/Oval: Round
Material:None