NEW Shimano GRX RD-RX815 Di2 Rear Derailleur - 11-Speed, Clutch, 34t max consignment Tooth Count: 36

Tooth Count: 36

Tightly packed center knobs are ramped for rolling efficiency

or even both in the same day

links feature different grades of steel and coatings for strength and to withstand wear

Handlebar : Surly Terminal Bar

NEW Shimano GRX RD-RX815 Di2 Rear Derailleur - 11-Speed, Clutch, 34t max consignment Tooth Count: 36GRX RD RX815 Di2 Rear Derailleur 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 Derailleur Mount Type: 10x1 Standard Rear Der Shifter Compatibility: Shimano Road Di2 Cage Length: Long Drivetrain Speeds: 11 Weight: 287 Color: Black Chain Wrap Capacity (teeth): 38 Largest Cog: 34