Moves large items quicker using the VXB004100PVC1B. And rolling on wheel that has 100mm diameter/3.937" inch. The thickness of the wheel is 30mm or 1.181" inch. Overall height of the wheel caster is 130mm = 5.118" inch. Mounted via a Top Plate that has the size of 93mm x 62mm and the 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. Each caster will carry the load of 154 lb and is Swivel and Upper Brake type. Environment temperature range is -40 to 180 F. Buy our VXB004100PVC1B, we wish all the best.