Shimano Tiagra ST-4720/BR-4770 Shifter/Hydraulic Brake Lever and Caliper

The Shimano Tiagra R4720 Dual Control Levers bring the all-conditions confidence of hydraulic disc brakes and refined ergonomics to the quick and intuitive shifting cyclists expect from Shimano Tiagra. The Shimano Tiagra BR-4770 hydraulic disc brake caliper offers greater rider control in all conditions. With convenient one-way bleeding and easy hose joint system, installation and adjustment are simple. - Greater reach adjust range - Smooth and effortless operation - Redesigned internal shifting unit - Greater rider comfort and control in all conditions - Quick and intuitive rear shifting operation - Same level of shifting operation as high-end road groupsets - Integrated hydraulic brake and shifting lever - Convenient tool access - Easy and clean bleeding system - Greater rider control and confidence in all conditions - Simple set up and maintenance