8'' arc PU Casters Trolley Wheels Heavy Duty

Housing：

Solid steel welded construction,

zinc plated double ballrace swivel head,

dustproof seal heat treated ballrace,

hardened steel balls

Wheel:

Materials:PU or PVC

Bearing type:Precision double ball bearing

Feature:

• Cast iron core with PU wheel, wear-resistance, durable quality.
• Wildly use in industrial trolley, heavy duty equipment

Top plate dimension:

European type top plate is available:

Remark: All top plate size can be customized.