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GOKEUEKDY Heavy Duty 3/4/5in Locking Castor Wheels Set of 4 Industrial Castors M20 Threaded Stem Caster with Non slip Nylon Swivel Casters for Workbench Heavy Duty and Durable (M20*30 100mm)
Caster size: Our caster diameter: 3 inches/4 inches/5 inches, screw size: screw diameter 16mm, screw length 30/60/100mm. 4 wheels per pack. Each caster can bear 100/110/115kg, and the maximum load o 4 wheel sets can reach 300/330/345kg. High quality...
https://www.bizrate.co.uk/homehardware/gokeuekdy-heavy-duty-3-4-5in-locking-oid36442356085.html