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lighter and more aerodynamic
Connex brings cutting-edge technology to a value-priced chain
CleanSpring valve and dust-resistant nozzle design for a leak-proof experience
and enjoy every moment of your cycling journey
Shimano GRX Di2 RD-RX717-SGS 1x12-Speed Rear Derailleur pedal_flat lighter and more aerodynamicThe GRX RX717 rear derailleur is designed to handle the unpredictable demands of gravel riding. Paired with a wide 10 51T 12 speed cassette, it delivers the range and reliability needed to tackle steep climbs, fast flats and everything in between. Precise and Lightning Fast Di2 Shifting: With Shimanos advanced Di2 electronic shifting, the derailleur ensures quick, accurate gear changes in every condition. Whether you're pushing hard or riding
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US$ 180.00