Efficient VXB007050F makes it feasible to pull and push items instead of transport Dia. Measured of the caster wheel in metric standard 50mm which is equal to 1.969" inch with imperial units. The wheel has a width of 22mm=.866" inch. The Caster with the wheel from end to end is 65mm = 2.559" inch. This wheel mounting is Top Plate with the dimensions of 58mm x 48mm and holes distance of 46mm x 35mm. Low drag was achieved by a Rubber core on a Rubber tire spinning freely with a Delrin bearing. Each caster wheel will carry the load of 55 lb and is Fixed type. The caster wheel temperature range = -40 to 180 F. Buy the VXB007050F now, we ship on the same day.