Low cost solution to the heavy weight objects movement, Wheel casters like our VXB013100BCPUS are used to roll your machine or equipment back and forth. And rolling on wheel that has 100mm diameter/3.937" inch. The thickness of the wheel is 32mm or 1.260" inch. The Caster with the wheel from end to end is 137mm = 5.394" inch. This wheel caster can be mounted using a Top Plate with the dimensions of 95mm x 70mm and holes distance of 75mm x 52mm. Low drag was achieved by a Polyurethane core on a Polyurethane tire spinning freely with a Ball bearing. Bearing in mind that every caster wheel has the load capacity of 176 lb with a Swivel type. Temperature range is -40 to 180 F. Very important notice, you need to buy the VXB013100BCPUS in order to get one :).