PU FOAM WHEEL 3.00-4 bearing 20mm

1)Solid polyurethane wheels are widely used for wheelbarrow,Lawn cart, hand trolley,etc.
2)It is more economy and enviromental than rubber wheels.
3)It is good in resilience and can be made in different colours.
4)It is light weight and durable
5)It is both heat and cold resistant and excellent in elasticity.
6)It is resistant to water, oil, dirt, acid and