Shimano GRX Di2 FD-RX825 12 Speed Front Mech Double - Braze-on

Shimano GRX, with its gravel specific ergonomics, optimized gearing options, rugged reliability, and quiet and stable drivetrain, sets itself apart from the rest of the component world 12-speed front derailleur with Di2 technology for fast and precise shifting performance Wider tyre clearance with plus 2.5 mm chainline versus conventional road front derailleur Braze-on fit as standard; if your bike does not have a braze-on mount seat tube adapters are available (SM-AD91) 12-speed E-tube Di2 compatible Compatible with 12-speed HG chains Wide range 17T capacity - 48T outer chainring For use with double chainset