Little or minimum effort can be possible on your operator by installing VXB0045100PPF just ask your operator to push and pull, but not carry. Dia. Measured of the caster wheel in metric standard 100mm which is equal to 3.937" inch with imperial units. The wheel has a width of 40mm=1.575" inch. The height of the wheel caster is 140mm = 5.512" inch. Top Plate is the method of installing the caster to your equipment, dimensions are 110mm x 100mm x 4mm fork:3.5mm with the holes distance of 85mm x 75mm. This caster wheel core made of Polypropylene and has a Polypropylene tire spinning over ball bearing. Having in mind that every caster wheel has the load capacity of 551 lb with a Fixed type. The caster wheel temperature range = -40 to 180 F. Buy the VXB0045100PPF now, we ship on the same day.