*This product has been opened and is found to be in new condition. Often open box items are great deals as they have never been used and only the packaging would show markings. It is sold as "non-returnable". Standard warranties still apply.
OPEN BOX - Installed by mechanic then taken off.
The Shimano GRX ST-RX600/BR-RX400 hydraulic brake/shift lever and disc caliper features gravel inspired lever and bracket ergonomics.