Unbranded Speed Switch Mtb Bicycle Shifter Levers Brake With Shift Cable Bike Cycling Disc Handle For Bike Trekking

:Left hand handles three shift selector, and right hand handle seven shift shifter,easy to adjust speed.Practice in use: the visual gear position display ensure the gear change is clear at a glance.Speed governor: 21 speed mountain bike variable speed governor transmission one-piece brake.Ergonomic design: 3×7 speed shift brake handle provides an ergonomically designed finger position and trigger-style handle.Wide application: suitable for MTB,city car, recreational vehicle, road car, folding and so on.