TheShimano ST-R7020 Hydraulic Disc STI Setboasts a slim and ergonomic design.The 105 Dual Control Levers for hydraulic disc brakes offer powerful braking and effortless 11-speed shifting. The comfortable 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. The Hydraulic reservoir tank provides pad to rotor clearance, the auto-adjust maintaining braking performance during pad wear. Shimano ST-R7020 Hydraulic Disc Brakes Features Kit includes ST-R7020 STI, BR-R7070 flat mount brake callipers with pads, hoses, and mineral oil (without rotors or adapters) Tuneable reach adjusters enable custom fitment for all hands up to 10 mm Comes complete with Optislick coated cables and silicon greased outer casing to further reduce shift friction and increase service life Easy bleed and clean hydraulic system, for use with Shimano mineral oil only