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4pcs Heavy Duty 6" Swivel Castor Wheels Trolley 150mm Furniture Casters 1000kg
4pcs Heavy Duty 6" Swivel Castor Wheels Trolley 150mm Furniture Casters 1000kg
https://www.bizrate.co.uk/homehardware/4pcs-heavy-duty-6-swivel-oid38256820442.html