Right shifter is a trigger-type 7 speed shifter, with one levers for down-shifts and a thumb button for up-shifts. Left shifter is a friction/ ratcheting thumb levers for triple cranksets.
3x7 Speed: You can use only left gear shifter for 3 speed and only right shifter for 7 speed and both left and right shifter for 3x7 speed.
Application: Suitable for mountain bikes/city bikes/recreational vehicles/road bike/urban bike / leisure bike / folding bike.
Caliber: 22.2 mm, with stainless steel inner cables and end caps.On the left is the fine tuning without a number, on the right the digital positioning.
Right shifter is a trigger-type 7 speed shifter, with one lever for down-shifts and a thumb button for up-shifts