Shimano Alivio SL-M3100-L Shifter Left, 3-Speed, RapidFire Plus, Optical Gear

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

• Rapidfire Plus technology is suited to quick shifting, giving riders the ability to downshift three gears in one stroke
• Optical gear display is positioned below the handlebar and indicates gear position at a glance