You need 8inch-Swivel-Caster-010 to have your office desk, equipment or even a machine to easily roll them around. 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 caster dimensions heightwise is 250mm/9.843" inch. This wheel caster can be mounted using a Top Plate with the dimensions of 115mm x 100mm x 6mm and holes distance of 72mm x 85mm. Rolling with a wheel core material of Aluminium and Polyurethane and a Aluminium and Polyurethane tire rolled over Double ball beaing. Each caster will carry the load of 1543 lb and is Swivel type. Temperature range = -40 to 180 F. Buy the 8inch-Swivel-Caster-010 now, just add the quantity to basket and click on Checkout.