Shimano Tiagra BR-4770 Rear Flat-Mount Hydraulic Disc Brake Caliper Resin Pads Fins D630K and automatic climb detection Unparalleled

and automatic climb detection Unparalleled connectivity with SRAM AXS products allows for easier customization

The smaller lightweight 215g design is perfect for travel and easy to fit in the toolbox

New AERO+ rim profile minimizes both aero drag and steering moment to improve its aerodynamic and controlling in even strong cross wind

and jettison rocks while adding compression support where many riders need it most

keeping your feet warm

Shimano Tiagra BR-4770 Rear Flat-Mount Hydraulic Disc Brake Caliper Resin Pads Fins D630K and automatic climb detection UnparalleledThe Shimano BR 4770 disc brake caliper offers greater rider control in all conditions. With convenient One Way Bleeding and an easy hose joint system installation and adjustments are simple. Greater rider control and confidence in all conditions Simple set up and maintenance Easy and clean bleeding system Simple wheel replacement Convenient tool access 2 piston caliper Brake Lever Actuation Hydraulic Rotor Included No Brake Caliper Type Flat Mount