Little or minimum effort can be possible on your operator by installing VXB20060CPU2 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. Mounted via a Top Plate that has a 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. Having in mind that every caster wheel has the load capacity of 77 lb with a Swivel and Upper Brake type. Ambient temperature range is -40 to 180 F. Order the VXB20060CPU2 now, just add the quantity to basket and click on Checkout.