Shimano STEPS Ebike Head Unit - SC-EM800 Color-Polish Black/Chrome Uses a common CR2032 battery

Uses a common CR2032 battery that last for 200 riding hours and changes without tools

Includes 6 spokes and 6 nipples

Monocoque construction

It's water resistant and anti-slip to keep the trainer in place no matter how much you sweat

37 BB/Frame Interface English BB Shell Width (mm) 68 BB Shell Width (mm) 73 Spindle Interface Type Shimano Hollowtech II Defined Color Silver

Shimano STEPS Ebike Head Unit - SC-EM800 Color-Polish Black/Chrome Uses a common CR2032 batteryShimano STEPS Ebike Head Unit SC EM800. Compact and low profile for MTB riding the Shimano STEPS SC EM800 wireless cycle computer shows the various functions of the Shimano STEPS Ebike system and can be customized through the E TUBE PROJECT application. Compact and low profile MTB design Select profile and assist modes on display; Rider customizable modes with E TUBE Versatile placement Interchangeable electric cable compatible with 30 mm rise