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-R
SERIES
TIAGRA 4700 Series
Color
Series color
Brake type
Hydraulic disc brake
Brake hose (Kit)
SM-BH90-JK-SSR
Hose joint
Straight
Brake hose color (kit)|1
Black
J-Kit spec (for OEM)
✔
Pad|Standard 1
K05S-RX Resin (w/o fin)
Pad|Standard 2
K04S-MX Metal (w/o fin)
Pad|Option 1
L03A-RF Resin (w/ fin)
Fixing screw spec for rear mount|10 mm mount
✔
Fixing screw spec for rear mount|15 mm mount
✔
Fixing screw spec for rear mount|20 mm mount
✔
Fixing screw spec for rear mount|25 mm mount
✔
Fixing screw spec for rear mount|30 mm mount
✔
Fixing screw spec for rear mount|35 mm mount
✔
Recommended brake lever
ST-4720 ST-4725
Recommended disc brake rotor
SM-RT64
Oil
SHIMANO Mineral
ONE WAY BLEEDING
✔
Mount type
Flat mount
Piston
2
Caliper fixing bolt|Tool size
4 mm
Caliper fixing bolt|Anti loosen method
Screw fixing pin
Pad mount
Pad axle
SHIMANO TIAGRA - Hydraulic Disc Brake - DUAL CONTROL LEVER - 10-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