Caster Castor, Caster Wheel, Industrial Caster manufacturer / supplier in China, offering 3′′4′′5′′ Industrial Nylon 280 Degree High Tem. Caster Bakery Wheel Heat Resistant Castor, 3" Heavy Duty High Temp. Wheels Low Center of Gravity Nylon for Bakery Industrial Casters, 3"4"5" Medium Duty Cast Iron PU Trolley Wheels Industrial Caster and Wheel for Machinery and so on.