Shimano SLX SL-M7100-IL SLX shift lever, I-Spec EV, 2-speed, left hand. Tough, aggressive and light weight 12-speed SLX Rapidfire shift levers with Vivid indexing and 2-way release function. Light to the touch but positive and crisp, Vivid indexing provides a constant amount of shift lever force across all 12 sprockets. 2-way release allows shifting from various riding positions; the upper lever still performs the same shift function, but it can now swing in either direction allowing it to be released by the thumb or index finger. For use with 12-speed transmissions only. Pod design allows the use of these shifters with any brake I-spec-II lever. Removable opti. Left-hand shifter 2-speed compatibility MTB use Color: Black. With quick lever access and a light and responsive lever action, the new SLX 12-speed shift lever delivers smooth control out on the trail. The new I-SPEC EV lever offers a wide range of adjustments including increased lever slide range. Adjust to the optimal position for any riding style or rider preference with clean cockpit. Easy and accessible front shifting improves efficiency and control. Rider tuneable. Lightweight and compact design boosts enjoyment on and off the trail. This lever has some fantastic features such as the ability to shift both up and down with a single lever. You can also set the lever up to your preference with the position adjustment designed to help you get the most out of your riding.