4" 5" 6" 8" PP swivel caster wheel heavy duty

Housing：

Solid steel welded construction,

zinc plated double ball race swivel head,

dustproof seal heat treated ballrace,

hardened steel balls

Wheel:

Materials: PP

Bearing type: Precision double ball bearing

Features:

This PP swivel caster wheel is widely used for many different applications,  it is a good choice for your wed surroundings because PP material wheel is waterproof.

Top plate dimension:

European type plate is Available:

Remark: Top plate size can be customized.