FAQ’s
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Will these stop my office chair from rolling away on my rug? Yes. Standard castor wheels often “drift” on carpet. The CB410 uses rounded spikes to anchor the cup into the textile fibres. By placing your chair’s wheels into these 45mm cups, you lock the furniture in place, providing a stable and secure seating position.
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Are the spikes safe for high-quality wool carpets? Absolutely. The spikes are “blunt-end,” meaning they are designed to part the carpet fibres rather than pierce or cut them. This ensures your carpet remains undamaged even under heavy loads.
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Can I use these to stop a crib or bassinet from moving? Yes, this is one of the most popular uses for the CB410. It is a critical safety addition for nurseries with carpeted floors, ensuring the crib stays exactly where you placed it and won’t roll if bumped.
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What is the maximum wheel width these can hold? The internal diameter is 45mm (1-3/4 inches). They are perfectly sized for standard twin-wheel office castors and small furniture wheels found on most household items.













