Gen 5 motor nut - BDU31YY, BDU34YY, BDU38YY

This is the nut that goes on the drive side of the motor node. It is not captive, so you may have lost yours. It has an M8 x 1mm tapped hole. There are two needed per bike. The photo depicts both sides of a single nut.

Sold as a single nut.