Drive belt WM GY6 4 stroke (139QMA) 12 inch (729mm)

Description

WM Belt, GY6 4T (139QMA): This is a belt, probably for power transmission on a scooter with a GY6 4T (139QMA) engine, which is a fairly common scooter engine.
12 Rims (729mm Inner Rim): This is the diameter of the rims used on the scooter, but it is not directly related to the belt, but to the dimensions of the scooter wheel.