Here is the bang for your buck
Our high quality variator for 50cc GY6 QMB139 engines is from NCY
30 Day Warranty Description

Here is the bang for your buck. Our high quality variator for 50cc GY6 QMB139 engines is from NCY. All in all, this is a very nice quality pulley by NCY for the GY6 50 engine.
Let Monster Scooter Parts be your source for NCY scooter parts and accessories.
1200-1049 Compatibility

Baja Motorsports Sun City 50 (SC50/SC50P/SC50QJ/SC50S)
KYMCO Agility 50
KYMCO Like 50
KYMCO People 50
KYMCO People S 50
KYMCO Sento 50
KYMCO Sting 50
KYMCO Super 8 50
KYMCO Super 9 50
Roketa MC-01-50
Roketa MC-02B-50

Roketa MC-07-50 (Bahama 50)
Roketa MC-10-50 (Maui 50 ST)
Roketa MC-16-50
Roketa MC-17-50 (Sicily 50)
Schwinn Laguna 50
Tank Urban 50
Tank Urban Classic 50
Tank Urban Econo 50
Tank Urban Sporty 50
Tank Urban Viaggio 50