Shimano, Tiagra ST-R4720-R / BR-4770-R, Road Hydraulic Disc Brake, Rear, Flat mount, Not included, Grey, Set

Description

* ST-4720 Shifter/brake lever and BR-4770 hydraulic flat mount caliper set* Assembled & pre-bled with SM-BH90 hose* Same light action and quick shifting internals as ST-4700* Comfortable hood shape, closely matches the mechanical levers* Reach adjustment* Includes Optislick shift cable, SP-41 shift housing and L03A finned resin pads* -03: front caliper only, with L03A pads; -04: rear caliper only, with L03A pads