Moves large items quicker using the VXB20060CPUT3B. The wheel diameter is 60mm or 2.362" inch in inches. The thickness of the wheel is 60mm or 2.362" inch. The caster dimensions heightwise is 48mm/1.890" inch. Mounted via a that has the size of 38mm x 38mm and the holes distance of 129mm x 74mm. The weehl core material is Nylon and Polyvinyl Chloride and has a Nylon and Polyvinyl Chloride tire with a low friction Roller bearing. Maximum load calpacity that should not be exceeded on each wheel, remember to add safety factor, when calculating the load capacity 77 lb with a Swivel and Upper Brake type. Temperature range is -40 to 180 F. Very important notice, you need to buy the VXB20060CPUT3B in order to get one :).