VXB005C125BAPUB3 is a device building a wheel that's connected to the base of a huge object like a trailers, your home furniture, even your truck to transfer the item more quickly and readily. them.You need {Item Name} to have your office desk, equipment or even a machine to easily roll them around. Dia. Measured of the caster wheel in metric standard 125mm which is equal to 4.921" inch with imperial units. Sizes of the caster wheel is 50mm (1.969" inch). The height of the wheel caster is 175mm = 6.890" inch. Top Plate is the method of installing the caster to your equipment, dimensions are 115mm x 100mm x 6mm with the holes distance of 72mm x 85mm. This caster wheel core made of Aluminium and Polyurethane and has a Aluminium and Polyurethane tire spinning over Double ball beaing. Having in mind that every caster wheel has the load capacity of 926 lb with a Swivel and Upper Brake type. The caster wheel temperature range = -40 to 180 F. FYI, you will need to buy the VXB005C125BAPUB3 in order to get one :).