3XHeavy Duty 75mm Swivel Castor with Brake Trolley Casters wheels for Furniture. 3XConstructed of heavy duty steel and PVC Double ball bea swivel head with threaded M 12 screw bolt fixing Swivel castor wheels This is a set of four heavy duty swivel & braked bolt fixing castors with threaded M12 screw bolt fixing and PVC wheels.It is great for various uses ranging from DIY to industrial applications (shops, schools, home and hospitals). E: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm. This item is in the category "Business, Office & Industrial\Material Handling\Other Material Handling".shack" and is located in this country: CN. This item can be shipped worldwide.