Moves large items quicker using the VXB009C100BFSF. The wheel diameter is 100mm or 3.937" inch in inches. The thickness of the wheel is 75mm or 2.953" inch. The Caster with the wheel from end to end is 165mm = 6.496" inch. Top Plate is the method of installing the caster to your equipment, here are the dimensions 200mm x 153mm Top Plate: 14mm+housing: 10mm with the holes distance of 160mm x 90mm. Low drag was achieved by a Cast iron polyurethane core on a Cast iron polyurethane tire spinning freely with a Precision double ball bearing. Bearing in mind that every caster wheel has the load capacity of 2205 lb with a Fixed type. Temperature range is -40 to 180 F. Buy our VXB009C100BFSF, we wish all the best.