The Shimano Shift Lever Set offers light shifting operation, wide compatibility options, and is suitable for internal cable routing.
Slim main lever body Numbered gear display is positioned below the handlebar and indicates gear position at a glance
Ergonomic shift/brake lever combination
Compatible with liner-pull, cantilever, roller, and mechanical disc brakes

Includes Shifter Cables
Speed:3x7 Speed. 

Mechanic Disc and v-brake compatible
Material:    Alloy + Plastic
Color: Black
Brand: Shimano
MODEL NO:ST-EF51
Note:
Non-retail OEM packaging