Shimano Altus 9-Speed Shifter ? SL M2010-9R

The Shimano Alivio SL-M2010 9-Speed Rapidfire Shifter features a slim main lever body, light shifting operation, a wide range of compatibility, and is suitable for internal cable routing. The SL-M2010 shifter gives the user a clean cockpit experience and the numbered gear indicator is available at a glance. They feature a 2-way release system that allows for relief shifts by either pull of the index finger or the push of the thumb.