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Shimano GRX Rear Derailleur-RD-RX812

Shimano GRX Rear Derailleur-RD-RX812

Regular price HK$708.00
Regular price Sale price HK$708.00
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Quiet and uninterrupted rear shifting performance on rough terrain

Adjustable chain stabilizer prevents chain from swinging and falling


Shifting performance on mixed surfaces is smooth and stable

Turn on/Turn off the stabilizer to match the terrain

GRAVEL Adjustable clutch tension

Applicable to current road vehicles DUAL CONTROL LEVER

High rear flywheel sprocket: maximum 11T/ minimum 11T

Low rear freewheel sprocket: maximum 42T/ minimum 40T

Total tooth capacity: 31T

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