For Shimano SL-TX30 Thumb Gear Shifter 21(3x7) Speed MTB Mountain Bike Shift Set
£8.59
3x7 Speed Shifter Set. Right shifter is a trigger-type 6 or 7speed shifter with one lever for down-shifts and a thumb button for up-shifts. 3 Speed only- Left Shifter. 6 Speedonly - Right Shifter. 3x6 Speed Shifter Set.
