Shimano GRX Di2 RX817 Rear Derailleur
Description
Shimano GRX Di2 RX817 Rear Derailleur (42T Max)With an integrated chain stabilizer mechanism providing more shifting security and precision on mixed terrains, the Shimano Di2 rear derailleur ensures a quieter drivetrain experience over mixed terrain. For rides on smooth surfaces, the derailleur features an on/off switch for the tensioner. The RD-RX817 DI2 version offers the digital precision of SHIMANO electronic shifting and synchronized shifting, and is compatible with 11-42 MTB cassettes. Making this the perfect option for any drop-bar gravel machine.Series: GRX Di2Rear Speeds: 11Average Weight: 318gTotal capacity: 31T Min. Sprocket: 11TMax. Sprocket: 42T
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