##Shimano FD-4603 Tiagra 10 Speed Band On Front Derailleur-Triple Precise shifting, 10-speed compatible, the Shimano FD-4603 Tiagra 10 Speed Band On Front Derailleur-Triple is an affordable, reliable and easy to install addition to your road, time trial or cyclocross bike. High quality and smooth shifting with an extra wide pivot link that adds strength and minimises unwanted movement, this results in fast and exact gear changes. Weight is kept to a minimum with an aluminium manufactured band and links. In turn this adds rigidity. Compatible with triple chainring bikes running a 10-speed Shimano groupset. A snug fitting clamp band fits frames with tubes of 28.6/31.8 millimetre or 34.9 millimetre. The chain is kept in place with a strong steel plated chain cage. The front derailleur has a 20 tooth maximum capacity with the largest compatible outer ring being a 50 tooth.