Make your life easier, have big objects easier to Maneuver using the VXB004125PVCF Wheel Caster. The wheel diameter is 125mm or 4.921" inch in inches. The thickness of the wheel is 30mm or 1.181" inch. The caster dimensions heightwise is 155mm/6.102" inch. Top Plate is the method of installing the caster to your equipment, here are the dimensions 93mm x 62mm with the holes distance of 73mm x 45mm. Low drag was achieved by a Polyvinyl Chloride core on a Polyvinyl Chloride tire spinning freely with a Double ball bearing. Each caster will carry the load of 220 lb and is Rigid type. Environment temperature range is -40 to 180 F. Buy our VXB004125PVCF, we wish all the best.