Halifax or Vancouver our Low priced answert to the heavy weight objects movement, Wheel casters like our VXB005C200CPUB3 will be rolling your machine or equipment back and forth. Spinning on wheel that has 200mm diameter/7.874" inch. The thickness of the wheel is 50mm or 1.969" inch. The height of the wheel caster is 250mm = 9.843" inch. Mounted via a Top Plate that has a size of 115mm x 100mm x 6mm and 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. Each caster wheel will carry the load of 1190 lb and is Swivel and Upper Brake type. Ambient temperature range is -40 to 180 F. FYI, you will need to buy the VXB005C200CPUB3 in order to get one :).