The Shimano GRX FD-RX400 front derailleur offers lighter front shifting and extra front tire clearance for gravel bikes.
An ergonomic power curve and link (toggle) construction help to provide a natural stroke feeling when shifting An additional 2.5mm is added to the chainline to provide more room for wider tires (up to 42mm) Link (toggle) construction allows for more cable routing options Integrated cable tension adjustment Only compatible with GRX 400 10-speed shifters