Low cost solution to the heavy weight objects movement, Wheel casters like our VXB20075GPPRB are used to roll your machine or equipment back and forth. And rolling on wheel that has 75mm diameter/2.953" inch. Dimensions of the caster wheel is 75mm (2.953" inch). The caster dimensions heightwise is 100mm/3.937" inch. This wheel caster can be mounted using a Top Plate with the dimensions of 47mm x 47mm and holes distance of 129mm x 74mm. Low drag was achieved by a Polypropylene core on a Polypropylene tire spinning freely with a Roller bearing. Maximum load calpacity that should not be exceeded on each wheel, remember to add safety factor, when calculating the load capacity 88 lb with a Swivel type. The caster temperature range = -40 to 180 F. Very important notice, you need to buy the VXB20075GPPRB in order to get one :).