NEW Shimano GRX RD-RX815 Di2 Rear Derailleur - 11-Speed, Clutch, 34t max Type_Pumps For extra large frames

For extra large frames

0 features folding tire cradles that hold tires up to 3” wide and fold flat when not in use

Double-riveted rubber mud flaps

additional links or liners may be required

NEW Shimano GRX RD-RX815 Di2 Rear Derailleur - 11-Speed, Clutch, 34t max Type_Pumps For extra large framesGRX 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