These infrared heater feet are universal and suitable for different brands and models of infrared heaters. The thickness of the electric heater can reach 3 centimeters to fit the feet. Support device: These feet can also be used as fixed heaters and mobile infrared heaters. The feet can be easily secured with screws at the back. Mobile: If you want to use the infrared heater as mobile support, you can easily make changes. The roller can also be clamped, so that the heater will not roll away. The wheels are coated with anti slip rubber to increase stability and prevent scratches on the floor Dimensions: 20cm long, 8.5cm high, without casters, 13cm high, with casters (total height). It is very suitable for infrared heaters, with a maximum width of 3 centimeters. Feet can also be used without casters. Box content: 2 infrared heating universal feet, 4 casters, 2 screws, and 1 key. Material: Aluminum legs, plastic casters