SHIMANO easyfire ST-EF500 shifter

Left hand handles 3 shift selector, and right hand handle 7 shift shifter, easy to adjust speed.

The visual gear position display ensure the gear change is clear at a glance. The gears are flexible, the shifting is smooth, and the index is obvious

The length of thumb shifter is 19.6 cm, the width is 16 cm and the height is 6 cm.

21 speed mountain bike variable speed governor transmission one-piece brake. Made of aluminum alloy, it is light in weight, integrated in design, and easy to control.

Brake Lever: The brake lever provides an ergonomic finger position and trigger handle.

Easy to Install: The installation is easy, the speed shifter work as soon as it is installed correctly.

3 x 7 speed shift brake handle provides an ergonomically designed finger position and trigger-style handle.

It's suitable for mountain bike, folding bicycle, road cycling, etc.

It is suitable for front 3 gears, rear 7 flywheels and 21-speed positioning transmission system, and it is suitable for handles with a diameter range of 2.1cm - 2.3 cm.