Mounting the 3inch-Lock-Swivel-Caster-023 Wheel Caster can make your life easier, push or pull your new project on wheels. This caster is rolled on a wheel that has 75mm diameter/2.953" inch inches. The wheel has a width of 35mm=1.378" inch. The overall height of the caster is 105mm or 4.134" inch. This wheel caster can be mounted using a Top Plate with the dimensions of 93mm x 62mm and holes distance of 45mm x 72mm. The Ball bearing design will enable the Rubber tire to roll easily with a core made of Rubber. Here come the maximum load that should be applied on every wheel, remember to add safety factor, when calculating the load capacity 132 lb with a Swivel and Upper Locking type. Last and not least the temperature range = -40 to 180 F. Remember, you will have to buy the 3inch-Lock-Swivel-Caster-023 in order to have it :).