SHIMANO TIAGRA - Flat Mount - Hydraulic Disc Brake - Rear Caliper
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.
FEATURES
- Greater rider control and confidence in all conditions
- 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
- ONE WAY BLEEDING
PRODUCT SPECIFICATIONS
| MODEL NO | BR-4770-F |
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| SERIES | TIAGRA 4700 Series |
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| Color | Series color |
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| Brake type | Hydraulic disc brake |
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| Brake hose (Kit) | SM-BH90-JK-SSR |
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| Hose joint | Straight |
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| Brake hose color (kit)|1 | Black |
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| J-Kit spec (for OEM) | ✔ |
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| Pad|Standard 1 | K05S-RX Resin (w/o fin) |
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| Pad|Standard 2 | K04S-MX Metal (w/o fin) |
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| Pad|Option 1 | L03A-RF Resin (w/ fin) |
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| Recommended brake lever | ST-4720 ST-4725 |
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| Recommended disc brake rotor | SM-RT64 |
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| Oil | SHIMANO Mineral |
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| ONE WAY BLEEDING | ✔ |
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| Mount type | Flat mount |
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| Piston | 2 |
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| Caliper fixing bolt|Tool size | 4 mm |
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| Caliper fixing bolt|Anti loosen method | Screw fixing pin, snap ring |
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| Pad mount | Pad axle |
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SHIMANO TIAGRA - Hydraulic Disc Brake - DUAL CONTROL LEVER - 2x10-speed
The SHIMANO TIAGRA R4720 DUAL CONTROL LEVERS bring the all condition confidence of hydraulic disc brakes and refined ergonomics to the quick and intuitive shifting cyclists expect from SHIMANO TIAGRA.
FEATURES
- Greater rider comfort and control in all conditions
- Ergonomics cascaded from 105
- Greater reach adjust range
- Smooth and effortless operation
- DUAL CONTROL LEVER
- Quick and intuitive rear shifting operation
- Redesigned internal shifting unit
- Same level of shifting operation as more high end road groupsets
PRODUCT SPECIFICATIONS
| MODEL NO | ST-4720-L |
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| SERIES | TIAGRA 4700 Series |
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| Color | Series color |
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| Bracket cover color|1 | Standard |
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| Shifter type | DUAL CONTROL LEVER |
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| Shift lever|Front speeds | 2 |
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| Brake lever|Brake hose (Kit) | SM-BH90-J-SSR SM-BH90-JK-SSR |
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| Brake lever|Hose joint | Straight |
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| Brake lever specifications|Brake hose color (kit)|1 | Black |
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| Brake lever|Recommended brake caliper | BR-4770 |
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| Brake lever|Brake fluid|SHIMANO Mineral Oil | SHIMANO Mineral |
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| Brake lever|Reach adjust|Tool | ✔ |
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| Brake lever|Reach adjust | ✔ |
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| Brake lever|Clamp band (mm) | 23.8-24.2 |
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| Brake lever|Funnel bleeding | ✔ |
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| Clamp band|Diameter (mm) | 23.8-24.2 |
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| Shifter Lever body|Release | Resin & Steel |
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| Shift lever cable|Outer casing|Lever side | OT-SP41 |
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| Shift lever cable|Outer casing|Rear derailleur side | OT-SP41 |
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| Shift lever cable|Inner cable|OPTISLICK | ✔ |
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