Little or minimum effort can be possible on your operator by installing VXB004100HPVC just ask your operator to push and pull, but not carry. Wheel dia. is 100mm or 3.937" inch in inches. The thickness of the wheel is 30mm or 1.181" inch. The Caster with the wheel from end to end is 130mm = 5.118" inch. Mounted via a Top Plate that has a size of 93mm x 62mm and the holes distance of 45mm x 72mm. This caster wheel core made of Polyvinyl Chloride and has a Polyvinyl Chloride tire spinning over Double ball bearing. Having in mind that every caster wheel has the load capacity of 154 lb with a Swivel type. The caster wheel temperature range = -40 to 180 F. Buy the VXB004100HPVC now, we ship on the same day.