Heavy duty rigid/fixed PU caster wheel wholesale
Housing：
Solid steel welded construction,
zinc plated double ball-race swivel head,
dust-proof seal heat treated ball-race,
hardened steel balls
Wheel:
Materials: PU or PVC
Bearing type: Precision double ball bearing
Feature :
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PP core with PU wheel, wear-resistance, durable quality.
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Wildly use in the industrial trolley, heavy duty equipment
Top plate dimension:
European type top plate is available:
Remark: All top plate size can be customized.
