¥28,285
Shimano GRX Di2 RD-RX817 1x Rear Derailleur
 
Features
Adjustable chain stabiliser prevents chain slapping and drops
Switch stabilizer On/Off to match the terrain
Gravel-tuned clutch tension
Silent and uninterrupted rear shifting on rough terrain
Smooth and reliable mixed surface shifting
Compatible with current road Dual Control Lever
 
Specifications
Series Shimano: GRX DI2
Direct attachment: Yes
E-tube connector (pcs): 0
E-tube port (pcs): 1
Firmware update by E-Tube Project: Yes
Fluoric coated link bushings: 4
Low sprocket - Max.: 42T
Low sprocket - Min.: 40T
Rear speeds: 11
Sealed bearing guide pulley: Yes
Sealed bearing tension pulley: Yes
Top-Normal Spring Type Shadow Rd+
Top sprocket - Max.: 11T
Top sprocket - Min.: 11T
Total capacity: 31T

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