Chainguide for EP8 motor. If you want to use Ochain and your bike have the chainguide is fitted on the motor (on some bikes the chainguide is fitted on the frame) you need to replace the original chainguide with this one.

Compatibility note: Designed to accommodate standard BCD 104 mm chainrings ranging from 32t to 34t, although it is NOT compatible with 36t chainrings.