Low cost solution to the heavy weight objects movement, Wheel casters like our VXB004100PVC1F are used to roll your machine or equipment back and forth. The wheel diameter is 100mm or 3.937" inch in inches. The thickness of the wheel is 30mm or 1.181" inch. Overall height of the wheel caster is 130mm = 5.118" inch. This wheel caster can be mounted using a Top Plate with the dimensions of 93mm x 62mm and holes distance of 45mm x 72mm. Low drag was achieved by a Polyvinyl Chloride core on a Polyvinyl Chloride tire spinning freely with a Ball bearing. Maximum load calpacity that should not be exceeded on each wheel, remember to add safety factor, when calculating the load capacity 154 lb with a Rigid type. Temperature range is -40 to 180 F. Very important notice, you need to buy the VXB004100PVC1F in order to get one :).