The Sunrace R90 front derailleur for two chainrings is a good alternative for classic road bikes that need a component upgrade. It is made of aluminium and steel and is compatible with chainrings from 50 to 56 teeth. It is installed directly onto the frame with a screw/bolt.
Sunrace products have an excellent price-performance ratio and are very precise and solid components. A brand for life you can rely on to improve your bike.
We recommend to use this with the Sunrace R90 rear derailleur.