SHIMANO GRX RX825 Di2 front derailleur delivers quick and precise front shifting even under heavy loads. Compatible with Full or Semi-Synchronized shift modes as well as the new FRONT SHIFT NEXT function for greater rider customization

Wider tire clearance: Chain line 2.5mm vs. conventional road front derailleur
Extra clearance for unforeseen mud section, or running larger tires
Wider range front gearing: 17T difference front chainring range
FRONT SHIFT NEXT Functionality Programmable: One Button, Two Functions for Simplified Front Shifting
Speeds: 2x12
Compatible Chain: HG 12-speed
Action: down swing
Mount: Braze-on
Chainline: 47mm
Chainstay Angle: 63-66 degrees
Top Gear Teeth: 48T
Total Capacity: 17T
SD300 port
Color: Black