Mounting VXB009200BCPUF is the Low cost solution of making a project to move around by pushing or pulling. The wheel diameter is 200mm or 7.874" inch in inches. The thickness of the wheel is 50mm or 1.969" inch. The caster dimensions heightwise is 268mm/10.551" inch. Mounted via a Top Plate that has the size of 138mm x 110mm x 10mm and the holes distance of 110mm x 75mm. The Precision double ball bearing design will enable the Cast iron polyurethane tire to roll easily with a core made of Cast iron polyurethane. Maximum load calpacity that should not be exceeded on each wheel, remember to add safety factor, when calculating the load capacity 1543 lb with a Fixed type. Temperature range is -40 to 180 F. Very important notice, you need to buy the VXB009200BCPUF in order to get one :).