With an integrated chain stabilizer mechanism, the SHIMANO GRX derailleur provides a quieter experience and shifting security and precision on mixed terrain.
For rides on smooth surfaces, the derailleur features and ON/OFF switch for the chain tensioner. The RD-RX810 rear derailleur is compatible with road cassettes with a 34T low sprocket max.
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 GRX RD-RX810 Rear Derailleur Original price was: $120.39.$90.83Current price is: $90.83. Availability: 82 in stock |
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