The wheels can be widely used indoor and outdoor, trolleys, workbench, furniture, shelves and other items commonly found in workshops, garages, kitchens, offices etc.Do you need to move or transport equipment from one place to another By installing these new small casters on the equipment,there is no need to bear pressure and save energy. It is very easy to move the furniture or equipment to the desired location.Reminder:Please note that the load-bearing capacity of the 4 castors can only be calculated as the total load of the 3 castors,because when the road is uneven,the forces on the 4 wheels will be uneven.Commodity parameters:Product name:Swivel Castors WheelsPacking quantity:4Material:PPcolor:WhiteWheel diameter:1.5"/40mmWheel width:20mmInstallation height:60mmBolt:M8*25mmBlack bracket thickness:2mmBearing capacity:30kg (single swivel caster)Error problem:It belongs to the error value within the international standard and does not affect the use. Please understand.Suitable for heavy duty casters of various types of trolley,to transport light furniture and display racks lightly and safely.★Welcome to my small shop, this shop is a home furnishing shop, which contains the items we need in our life, I hope you can choose what you like, I wish you a happy shopping!