Slim ergonomically designed 105 Dual Control Levers for smaller hands with hydraulic disc brakes offer powerful braking and effortless 11-speed shiftingLever blade has been shaped to reduce reach for riders with smaller handsErgonomic 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 wearTuneable reach adjusters enable custom fitment for all hands up to 10 mmComes complete with Optislick coated cables and silicon greased outer casing to further reduce shift friction and increase service lifeEasy bleed and clean hydraulic system, for use with Shimano mineral oil only