Shimano, GRX FD-RX815, Front Derailleur, 11, Swing: Down, Cable Pull: Di2, Braze-on

Description

* 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