3" 4" 5" threaded stem caster wheel with side brake
Housing:
Made of pressed steel, zinc plated,
double ballrace swivel head,
transparent dustproof seal.
Wheel:
Material: Elastic rubber
Hardness: 70±3 Shore A
Bearing type: roller bearing
Temperature range: -15℃~70℃
Good shock resistance and wear and tear
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Feature:
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CE / RoHS / ISO9001 certification passed,
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Medium duty castor wheel for trolley,silence rubber material
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PP rim with rubber, cast iron rim with heavy duty welcome.