High quality 5 inch iron PU polyurethane wheels caster
Housing：
Solid steel welded construction,
zinc plated double ballrace swivel head,
dustproof seal heat treated ballrace,
hardened steel balls
Wheel:
Materials:PU and iron core
Bearing type:Precision double ball bearing
Feature:
4 inch - 8 inch Polyurethane PU caster wheels with welded bracket, widely use in heavy duty equipment and tool trolley.
Top Plate dimension:
European type Plate is Available:
Remark: Top plate size can be customized
