2inch-Swivel-Caster-014 is a wheel caster, which is the shortcut of installing wheels on a hospital bed, or any objexct needed to be moved. Diameter of the caster wheel is a metric standard 50mm that is equal to 1.969" inch with imperial units. The thickness of the wheel is 50mm or 1.969" inch. The caster dimensions heightwise is 60mm/2.362" inch. Mounted via a Top Plate that has the size of 38mm x 38mm and the holes distance of 129mm x 74mm. Rolling with a wheel core material of Polypropylene and a Polypropylene tire rolled over Roller bearing. Each caster will carry the load of 77 lb and is Swivel type. Temperature range = -40 to 180 F. Enjoy our 2inch-Swivel-Caster-014, we wish all the best in your project.