Slim ergonomically designed Tiagra Dual Control Lever for hydraulic disc brakes offers powerful braking and effortless 10-speed shiftingErgonomic short shift arc follows natural hand movement with inward shift stroke distance reduced for rapid and precise gear changesHydraulic brake lever provides powerful, controllable and consistent stopping power with less effort especially from the hood positionHydraulic reservoir tank provides pad to rotor clearance auto-adjust maintaining braking performance during pad wearContains right hand 10-speed ST-4720 STI leverTuneable reach adjustersEasy bleed and clean hydraulic system, for use with Shimano mineral oil only
