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The front derailleur of the Shimano GRX RX400 series offers easier and smoother chainring shifting, thanks to the new mechanism structure and integrated cable tensioner. The design shifts the chainline 2.5 mm outward to allow the use of wider tires for mixed terrain.
Ships within 48 hours · Estimated delivery Jun 30 - Jul 5
US$40
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US$ 4912.12
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