Low cost solution to the heavy weight objects movement, Wheel casters like our VXB007075P are used to roll your machine or equipment back and forth. The wheel diameter is 75mm or 2.953" inch in inches. The wheel has a width of 21mm=.827" inch. The caster dimensions heightwise is 93mm/3.661" inch. Top Plate is the method of installing the caster to your equipment, here are the dimensions 65mm x 54mm with the holes distance of 51mm x 38mm. The weehl core material is Plastic and has a Plastic tire with a low friction Delrin bearing. Each caster will carry the load of 132 lb and is type. Temperature range is -40 to 180 F. Very important notice, you need to buy the VXB007075P in order to get one :).