Shimano GRX Di2 FD-RX815 Derailleur Item # 907190
Description
Features:
- GRX Di2 11 speed front derailleur
- Delivers quick and smooth front shifting even under high pedaling torque
- Chainline +2.5 mm vs. conventional road FD for added tire clearance, up to 42mm
- 17T capacity offers wider gearing options like the 31/48T FC-RX810-2 crankset
- Programmed chain guide trim settings
- Can be used in full or semi Shimano SYNCHRONIZED SHIFT modes
- Top gear: 46T to 50T