For controlling Shimano STEPS eBike drivetrain, the SW-EM800 left-hand switch unit features a concave button shape and wider contact area for enhanced comfort and control.

• Concave button shape with wider input area improves comfort and control
• Easier to access and push shift buttons
• Allows for a clean cockpit area
• Compatible with removable new electric cable SD300
• Compatible with SL-MT800-IL