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5mm steps (with Extensions at 100mm)
Unique features and design also provide significantly improved wear resistance on Eagle™ cassettes and rings
Prevents wear and distortion in headsets
and optimized hood shape give riders of any size comfort and easy access to the controls
Shimano Ultegra Di2 R8050 11-spd Rear Derailleur Cage:Short Cage 5mm steps (with Extensions atThe Shimano Ultegra Di2 RD R8050 SS rear derailleur features the group specific sleek integrated appearance with a low profile design. An optimized slant angle and a wide range from 11 to 30 teeth regarding compatibility are further assets of the Di2 Shadow rear derailleur. Thanks to an intuitive shift control the rider can maintain race concentration. For an optimal setting at any time rear derailleur's system communicates with front derailleur via