Slim ergonomically designed Tiagra Dual Control Levers for hydraulic disc brakes offer powerful braking and effortless 10-speed shifting
Ergonomic short shift arc follows natural hand movement with inward shift stroke distance reduced for rapid and precise gear changes
Hydraulic brake lever provides powerful, controllable and consistent stopping power with less effort especially from the hood position
Hydraulic reservoir tank provides pad to rotor clearance auto-adjust maintaining braking performance during pad wear
Kit includes ST-4720 STI, BR-4770 flat mount brake calliper with pads, hose, and gear cable (without rotor or adapter)
Tuneable reach adjusters
Easy bleed and clean hydraulic system, for use with Shimano mineral oil only