Little or minimum effort can be possible on your operator by installing VXB009150BCPU just ask your operator to push and pull, but not carry. Spinning on wheel that has 150mm diameter/5.906" inch. The wheel has a width of 50mm=1.969" inch. The height of the wheel caster is 205mm = 8.071" inch. This wheel mounting is Top Plate with the dimensions of 138mm x 110mm x 10mm and holes distance of 110mm x 75mm. The Precision double ball bearing design will enable the Cast iron polyurethane tire to roll easily with a core made of Cast iron polyurethane. Each caster wheel will carry the load of 992 lb and is Swivel type. The Temperature range is -40 to 180 F. Order the VXB009150BCPU now, just add the quantity to basket and click on Checkout.