Moves large items quicker using the VXB004125PUT1. Diameter size of the caster wheel has a metric standard 125mm which is equal to 4.921" inch with imperial units. The wheel has a width of 125mm=4.921" inch. The Caster with the wheel from end to end is 155mm = 6.102" inch. is the method of installing the caster to your equipment, here are the dimensions 95mm x 70mm with the holes distance of 75mm x 52mm. Low drag was achieved by a Polyurethane core on a Polyurethane tire spinning freely with a Ball bearing. Each caster will carry the load of 243 lb and is Swivel type. The caster temperature range = -40 to 180 F. Buy the VXB004125PUT1 now, just add the quantity to basket and click on Checkout.