Low cost solution to the heavy weight objects movement, Wheel casters like our VXB005200BAPUF are used to roll your machine or equipment back and forth. The wheel diameter is 200mm or 7.874" inch in inches. The wheel has a width of 50mm=1.969" inch. Overall height of the wheel caster is 240mm = 9.449" inch. Top Plate is the method of installing the caster to your equipment, here are the dimensions 115mm x 100mm with the holes distance of 72mm x 85mm. Low drag was achieved by a Aluminum and Polyurethane core on a Aluminum and Polyurethane tire spinning freely with a Double ball beaing. Bearing in mind that every caster wheel has the load capacity of 992 lb with a Fixed type. Temperature range is -40 to 180 F. Very important notice, you need to buy the VXB005200BAPUF in order to get one :).