NEW Shimano GRX RD-RX817 Rear Derailleur - 11-Speed, Long Cage, Black, Clutch frontder_clamp-34-9mm Anti-Theft Protection Offer - $3000

Anti-Theft Protection Offer - $3000

Rim Width (Internal): 24 mm

including heritage proven in the world’s hardest races

Rack Weight: 65 lbs

6 Threadless Upper Stack Height 15 Weight 134

NEW Shimano GRX RD-RX817 Rear Derailleur - 11-Speed, Long Cage, Black, Clutch frontder_clamp-34-9mm Anti-Theft Protection Offer - $3000The Shimano GRX 11 speed Di2 rear derailleur integrates electronic shifting with silent and uninterrupted rear operation on rough terrain. An adjustable Shimano Shadow RD+ clutch prevents chain slapping and drops. Operates with Shimano Di2 for digital electronic shifting Gravel tuned clutch tension provides smooth and reliable mixed surface shifting Rear Derailleur Mount Type: Shimano Rear Direct Mount Rear Der Shifter Compatibility: Shimano Road Di2