Shimano GRX FD-RX400-F 2x10 Speed Braze-On Front Derailleur 46t Max Chainring. GRX FD-RX400 Front DerailleurAn ergonomic power curve and link (toggle) construction help to provide a natural stroke feeling when shiftingAn additional 2.5mm is added to the ch
Shimano GRX FD-RX400-F 2×10 Speed Braze-On Front Derailleur 46t Max Chainring. GRX FD-RX400 Front Derailleur
| Double or Triple | Double |
| Drivetrain Speeds | 10 |
| Derailleur Capacity | 16 |
| Front Derailleur Clamp | Braze-on |
| Front Derailleur Cable Pull | Bottom Pull |
| Front Der/Shifter Compatibility | Shimano Road |
| Max Ring (teeth) | 46 |
| Front Derailleur Style | Topswing |
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