Description
Lighter front shifting when paired with FD-R7000
ready to roar
DCW-1 Double-Ended Cone Wrench
- 13MM HARDENED MAX-PERFORMANCE STEEL SHACKLE resists bolt cutters and leverage attacks
and our most conservative cutout design for a sporty look with maximum back coverage and support
Ultegra Di2 RD-R8050 Size:GS Lighter front shifting when pairedThe new Ultegra Di2 derailleur now gets all the great design features from Dura Ace. Shimano Shadow Get a wide gear compatibility RD SS covers: 11 25T to 11 30T RD GS covers: 11 28T to 11 34T Maintain race concentration with more intuitive shift control System communication with front derailleur SHIMANO Synchronized Shift Specifications Specifications Manufacturer Warranty 2 years Position Rear Transmission Type Electronic Weight 242g (SS), 249g (GS)