4 Inch Rubber Brake Wheel Heavy Duty Flat Springless Swivel Caster

Spring-loaded design: Automatically adjust the height on uneven ground while preventing the gate from sagging, allowing the gate to open and close freely.Heavy-duty casters: The wheels have a maximum load capacity of 220 pounds and may also be exposed to chemicals and solvents.Cushioning and shock absorption: The rubber brake wheel with a load capacity of 220 pounds is easy to move and roll, and it is easier to open and close the gate.Production materials: high-performance door drive universal casters are made of high-quality PU materials and metal, which are sturdy and durable.It can be easily installed on wooden doors or along horizontal or vertical rails of tubular courtyard doors.Colour: as shownMaterial: metalPackage Contents:1 x CastersOnly the above package content, other products are not included.Note: 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.