Minimization of possible untoward effects on operator by installing VXB005200HPUB1 just ask your operator to push and pull, but not carry. The wheel diameter is 200mm or 7.874" inch in inches. The thickness of the wheel is 50mm or 1.969" inch. The Caster with the wheel from end to end is 240mm = 9.449" inch. This wheel caster can be mounted using a Top Plate with the dimensions of 100mm x 115mm and holes distance of 75mm x 85mm. The Double ball beaing design will enable the Polyurethane tire to roll easily with a core made of Polyurethane. Each caster will carry the load of 661 lb and is Side brake type. Environment temperature range is -40 to 180 F. Buy the VXB005200HPUB1 now, just add the quantity to basket and click on Checkout.