Hydraulic Disc Brake. Mount type: Flat mount. The all-new 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 kept simple.
- Integrated hydraulic brake and shifting lever
- Simple set up and maintenance
- Convenient tool access
- Easy hose joint system (J-kit)
- Simple wheel replacement
- Easy and clean bleeding system
- Brake hose (Kit): SM-BH90-JK-SSR
- Hose joint: Straight
- Piston: 2
- Recommended brake lever: ST-4720, ST-4725
- Recommended disc brake rotor: SM-RT64
- Oil: SHIMANO Mineral
- Pad: L03A-RF Resin (w/ fin), K05S-RX Resin (w/o fin), K04S-MX Metal (w/o fin)
