The Tiagra ST-4700 dual control lever set features Reach Adjust and and an ergonomic form to provide easy shifts and hand comfort. ST-4700 levers are ONLY compatible with RD-4700-SS/GS rear derailleurs. 's OPTISLICK cables feature a minimal and uniform electrically coated layer that improves cable routing efficiency and provides excellent corrosion resistance. SUPER SLR design makes use of a friction-reducing mechanism lever and cable that improves response and modulation. Reach adjust mechanism allows for the lever to be adjusted for any hand size, type of riding, or individual preference. Includes OT-SP41 derailleur cable and housing set. Item Specifications: Brake Lever Actuation: Short Pull Super SLR, Double or Triple: Double, Color: Black, Rear Der/Shifter Compatibility: Road, Adjustable Reach: Yes, Drivetrain Speeds: 10, Front Der/Shifter Compatibility: Road,