Thousands of different kinds using our Canada based business to select from to have your office Desk/chair sliding easily right and left, install the VXB009C200BTWFSPU. Wheel dia. is 200mm or 7.874" inch in inches. The wheel has a width of 50mm x 2mm=1.969" inch. The Caster with the wheel from end to end is 250mm = 9.843" inch. This wheel mounting is Top Plate with the dimensions of 180mm x 145mm Top Plate: 12mm+housing: 10mm and holes distance of 140mm x 105mm. The weehl core material is Cast iron polyurethane and has a Cast iron polyurethane tire with a low friction Precision double ball bearing. Having in mind that every caster wheel has the load capacity of 4409 lb with a Swivel type. The Temperature range is -40 to 180 F. Buy the VXB009C200BTWFSPU now, we ship on the same day.