VXB20082AL 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. Wheel dia. is 82mm or 3.228" inch in inches. The thickness of the wheel is 82mm or 3.228" inch. The height of the wheel caster is 48mm = 1.890" inch. Mounted via a Top Plate that has a size of 47 and the holes distance of 129mm x 74mm. This caster wheel core made of Zinc Alloy and Ny and has a Zinc Alloy and Ny tire spinning over Roller bearing. Having in mind that every caster wheel has the load capacity of 99 lb with a Swivel type. The caster wheel temperature range = -40 to 180 F. FYI, you will need to buy the VXB20082AL in order to get one :).