Shimano Tiagra 4703 Front Derailleur Bike Headlight while Thinsulate™ insulation and an

while Thinsulate™ insulation and an adjustable gaiter add off-trail versatility and warmth

Press buttons

15 fixed vents for consistent airflow

you can be confident that you're getting the best glasses on the market for both sports

98% UV Protection (UPF 50+)

Shimano Tiagra 4703 Front Derailleur Bike Headlight while Thinsulate™ insulation and anSleek, balanced and consistent. The Tiagra 4700 series provides serious entry level riding performance with cascaded technology from DURA ACE. Light action More ergonomic operation Less chain drop New chain guide and FC gear shape with HG X chain Braze on support bolt improves stability Front Derailleur Cable Pull: Bottom Pull Max Chainring: 50 Tooth Chain wrap capacity: 20 Tooth Speed: 3x10