ATV Quad Tank Lid Lockable Kymco Mxer 50 150 Mxer MXU e.g. for KYMCO MXU 50, KYMCO MXer 150, KYMCO MXer 50, kymco maxxer 50, KYMCO MAXXER 50 and many more... more. Abschliessbares Tank Lid conversion kit comes complete with ventilation inside Supplied with 2 Keys diameter tank supports approx. 55 mm all Kymco Quad ATV UTV Vehicles with 55 mm Tank Connection.