Efficient VXB005125BAPU makes it feasible to pull and push items instead of transport Wheel dia. is 125mm or 4.921" inch in inches. Sizes of the caster wheel is 50mm (1.969" inch). The caster dimensions heightwise is 164mm/6.457" inch. This wheel mounting is Top Plate with the dimensions of 115mm x 100mm and holes distance of 72mm x 85mm. Low drag was achieved by a Aluminum and Polyurethane core on a Aluminum and Polyurethane tire spinning freely with a Double ball beaing. Having in mind that every caster wheel has the load capacity of 772 lb with a Swivel type. The Temperature range is -40 to 180 F. Buy the VXB005125BAPU now, we ship on the same day.