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 :
- PP core with PU wheel, wear-resistance, durable quality.
- 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.