Answer
Aug 15, 2025 - 08:29 AM
The outer wheel ring is made of polyurethane rubber. This material reduces slipping compared to plastic casters, which enhances safety and protects floors from scuff marks.
What material is the outer wheel ring made of? Upgrade Set of 5 Soft Casters for Hard Floors
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Open Aug 15, 2025 - 08:29 AM
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