The Tiagra 4700 Double STI Shifter Set from Shimano features two levers with an easy operation design built in, made for 10-Speed precision road shifting. They have compact lever bracket hoods made from soft rubber and anatomically shaped to allow easy braking and shifting regardless of hand position. The arced travel on the shift lever always keeps the lever in reach when sweeping shifts across the cassette. To ensure easy gear shifting and braking the main lever has been fitted with adjustable reach thanks to a shim system and light action release lever. The optical gear display has been incorporate into the top of the shift lever to instantly show you what dear you are in. Along with all this the levers have integrated cable adjusters and Shimano's indexing system for precision shifting. Available in Black only for double ring crank sets.