Shimano Alivio M3100 2 Speed Front Shifter

The Shimano Alivio M3100 shifter provides quick lever access and light and responsive shifting for 2x9-speed mountain bike drivetrains. The RapidFire Plus lever features 2Way-Release, which allows for relief shifts by either pull of the index finger or push of the thumb.

Features: 

• Designed for 2x operation 
• Light and responsive front shifting improves efficiency and control
• Clamp style mounting