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 VXB009200BCPUB. Dia. Measured of the caster wheel in metric standard 200mm which is equal to 7.874" inch with imperial units. Sizes of the caster wheel is 50mm (1.969" inch). The caster dimensions heightwise is 268mm/10.551" inch. Mounted via a Top Plate that has a size of 138mm x 110mm x 10mm and the holes distance of 110mm x 75mm. Low drag was achieved by a Cast iron polyurethane core on a Cast iron polyurethane tire spinning freely with a Precision double ball bearing. Each caster wheel will carry the load of 1543 lb and is Swivel and Upper Brake type. The caster wheel temperature range = -40 to 180 F. Order the VXB009200BCPUB now, just add the quantity to basket and click on Checkout.