Shimano Alivio SL-M3100-2L Shifter - Left, 2-Speed, RapidFire Plus

The Shimano Alivio SL-M3100 Left Shifter provides responsive rear shifting for 9-speed mountain bike drivetrains.

Rapidfire Plus Mono technology provides intuitive and simple front control that empowers riders to shift both up and down with a single lightweight and compact lever.
Simple and intuitive single lever operation, quicker access and lighter front shifting enhances concentration