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
• Compatible only with ST-RX400, ST-RS405, SL-4700, ST-4720, and ST-4725 shift levers
• Compatible with up to 42mm tires
• Link (toggle) construction allows for more cable routing options
• Integrated cable tension adjustment
• 16t total capacity
• Drivetrain Speeds: 10
• Double or Triple: Double
• Derailleur Capacity: 16
• Front Der/Shifter Compatibility: Shimano Road
• Front Derailleur Cable Pull: Bottom Pull
• Front Derailleur Clamp: Braze-on
• Front Derailleur Style: Topswing
• Max Ring (teeth): 46