Low cost solution to the heavy weight objects movement, Wheel casters like our VXB004100PPF are used to roll your machine or equipment back and forth. Diameter size of the caster wheel has a metric standard 100mm which is equal to 3.937" inch with imperial units. Dimensions of the caster wheel is 30mm (1.181" inch). Overall height of the wheel caster is 130mm = 5.118" inch. Top Plate is the method of installing the caster to your equipment, here are the dimensions 93mm x 62mm with the holes distance of 45mm x 72mm. The Double ball bearing design will enable the Polypropylene tire to roll easily with a core made of Polypropylene. Bearing in mind that every caster wheel has the load capacity of 198 lb with a Rigid type. Temperature range is -40 to 180 F. Buy our VXB004100PPF, we wish all the best.