Sturdycasters Replacement Caster Wheels:
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These replacement caster wheels are the universal fit for all standard office chairs that simply and effortlessly change old casters.
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Polyurethane on Polyolefin wheel offers excellent features of silent rolling, floor protection, and non-slip.
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The standard grip ring stem is very easy to install.
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The wheel has a double ball bearing structure, which is 608 bearing type that reduces the noise and friction under high speed rolling.
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The black electrophoresis treatment yoke is waterproof and resistant to rust and corrosion.
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Set of 5 casters packed in one box.
