Shimano RD-RX400 GRX Rear Mech Pulley Set Jockey Wheels
$26.83
$49.37
Shimano RD-RX400 GRX Rear Mech Pulley Set GRX rear derailleur replacement guide and tension pulley set Suitable for GRX RD-RX400 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
