Make your life easier, have big objects easier to Maneuver using the VXB005200PVCF Wheel Caster. And rolling on wheel that has 200mm diameter/7.874" inch. Dimensions of the caster wheel is 50mm (1.969" inch). The Caster with the wheel from end to end is 240mm = 9.449" inch. Top Plate is the method of installing the caster to your equipment, here are the dimensions 100mm x 115mm with the holes distance of 75mm x 85mm. This caster wheel core material is Polyvinyl Chloride and has a Polyvinyl Chloride tire spinning over Double ball beaing. Each caster will carry the load of 661 lb and is Fixed type. Environment temperature range is -40 to 180 F. Very important notice, you need to buy the VXB005200PVCF in order to get one :).