Utilizing VXB005C100CPUB3 makes it feasible to pull and push items instead of transport Diameter size of the caster wheel has a metric standard 100mm which is equal to 3.937" inch with imperial units. The thickness of the wheel is 50mm or 1.969" inch. Overall height of the wheel caster is 150mm = 5.906" inch. Top Plate is the method of installing the caster to your equipment, here are the dimensions 115mm x 100mm x 6mm with the holes distance of 72mm x 85mm. The Roller bearing design will enable the Cast Iron and Polyurethane tire to roll easily with a core made of Cast Iron and Polyurethane. Bearing in mind that every caster wheel has the load capacity of 661 lb with a Swivel and Upper Brake type. The caster temperature range = -40 to 180 F. Very important notice, you need to buy the VXB005C100CPUB3 in order to get one :).