Model: FD-TY500 Front Derailleur, upgraded from FD-TX50.
Type: Front Derailleur.
Material: Aluminum, Alloy Steel.
Dual Pull Design: Compatible with top or bottom routing.
Clamp size: 31.8mm/34.9mm.
Suitable for 42-34-24T crankset.
Dual SIS front index shifting.
Cycling is the most popular way to travel, exercising, environmental protection, safety, no traffic jam.The bicycle parts are important, Shimano brand will brings you the unusual experience.