Shimano GRX RD-RX717-SGS Di2 Wireless Rear Derailleur - 12-Speed Long Cage Shadow ES BLK Model Name-BikeHanger-V Misc Iced Blue Primary Color

Misc Iced Blue Primary Color Blue Size S Helmet sizing in cm 51 - 55cm e-Bike approved No Integrated Light No Visor Yes Certification CPSC EN1078 NTA 8776 E-bike

Weight: 38t • 52g  |  40t • 60g  |  42t • 62g  |  44t • 79g  |  52t • 132g

The lightweight version features additional machining and drilling of the alloy body to reduce weight

10 degrees of flare

Shimano GRX RD-RX717-SGS Di2 Wireless Rear Derailleur - 12-Speed Long Cage Shadow ES BLK Model Name-BikeHanger-V Misc Iced Blue Primary ColorThe Shimano GRX RX717 Di2 Wireless rear derailleur paired with a 10 51t cassette (cassette sold separate) gives gravel riders the speed range and robustness to pursue any gravel challenge. With built in automatic impact recovery an impact deflecting shape and solid pulleys this derailleur stands up to hard impacts and still retains its lightning quick shifting performance. Fully wireless shifting built for rough gravel terrain A wide link structure