Little or minimum effort can be possible on your operator by installing VXB20060CPU2B just ask your operator to push and pull, but not carry. Wheel dia. is 60mm or 2.362" inch in inches. The thickness of the wheel is 60mm or 2.362" inch. The height of the wheel caster is 48mm = 1.890" inch. This wheel mounting is Top Plate with the dimensions of 38mm x 38mm and 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. Each caster wheel will carry the load of 77 lb and is Swivel and Upper Brake type. The caster wheel temperature range = -40 to 180 F. Buy the VXB20060CPU2B now, we ship on the same day.