Slim ergonomically designed short reach 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-4725 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