Shimano Tiagra ST-4720 Double Hydraulic Disc STI Set with Flat Mount Caliper - Left Rear

- 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