Mounting the 8inch-Caster-014 Wheel Caster can make your life easier, push or pull your new project on wheels. This caster is rolled on a wheel that has 200mm diameter/7.874" inch inches. The wheel has a width of 50mm=1.969" inch. The overall height of the caster is 240mm or 9.449" inch. Mounted via a Top Plate that has the size of 115mm x 100mm and the holes distance of 72mm x 85mm. Low drag was achieved by a Aluminum and Polyurethane core on a Aluminum and Polyurethane tire spinning freely with a Double ball beaing. Each caster will carry the load of 992 lb and is Fixed type. Last and not least the temperature range = -40 to 180 F. Remember, you will have to buy the 8inch-Caster-014 in order to have it :).