Mounting 5inch-Caster-023 is the solution of making your project to move around by pushing. This wheel caster has a wheel diameter of 125mm or 4.921" inch in inches. The wheel has a width of 50mm=1.969" inch. The Caster with the wheel from end to end is 195mm = 7.677" inch. Mounted via a Top Plate that has the size of 138mm x 110mm x 10mm and the holes distance of 110mm x 75mm. Low drag was achieved by a Cast iron polyurethane core on a Cast iron polyurethane tire spinning freely with a Precision double ball bearing. Each caster will carry the load of 882 lb and is Fixed type. Last and not least the temperature range = -40 to 180 F. Enjoy our 5inch-Caster-023, we wish all the best in your project.