Gear pulleys kit for SHIMANO RD-RX400 GRX 10-speed rear derailleurs
Genuine replacement parts for optimal performance
Ensures smooth and reliable shifting
Easy to install and maintain
Description
This product is a Genuine Shimano replacement part
For GRX RD-RX400 rear derailleur
For a full exploded diagram of all spares please refer to www.si.shimano.com
