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SPRE RDRX825/RX820 GRX pulley set
Tax included.
- GRX rear derailleur replacement guide and tension pulley set
- Suitable for GRX RD-RX825 and RD-RX820 rear derailleur
- Its recommended that you replace your derailleur pulley wheels periodically for the best shifting performance
- Set comprises of two pulley wheels and is a genuine Shimano replacement part
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