VXB20050NYT 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 50mm which is equal to 1.969" inch with imperial units. The wheel has a width of 50mm=1.969" inch. The Caster with the wheel from end to end is 57mm = 2.244" inch. is the method of installing the caster to your equipment, dimensions are 34mm x 34mm with the holes distance of 129mm x 74mm. Low drag was achieved by a Nylon core on a Nylon tire spinning freely with a Roller bearing. Each caster wheel will carry the load of 66 lb and is Swivel type. The caster wheel temperature range = -40 to 180 F. Buy the VXB20050NYT now, we ship on the same day.