Universal Parts Crankcase Oil Seal size 19.8*30*5 for 150cc and 125cc GY6 4-stroke QMI152/157 QMJ152/157 engines and 150cc GY6 4-stroke ZNEN engines commonly found in Bintelli, Gorilla Motor Works (GMW) and Puma scooters.
- Inner Diameter: 19.8mm
- Outer Diameter: 30mm
- Thickness: 5mm