variator cooling fan for Kymco, 139QMB/QMA BT12019

Plastic fan wheel for variators on GY6 50cc 139QMB/QMA engines. Belt damage is caused by too much heat in the drive area. For this reason, the fan should be replaced at the sight of even the slightest damage. Also suitable for Kymco 50cc 2-stroke and 4-stroke engines.