Whatever you are building needed to be on wheels, here come the 6inch-Caster-023. This caster is rolled on a wheel that has 150mm diameter/5.906" inch inches. The thickness of the wheel is 40mm or 1.575" inch. The caster dimensions heightwise is 195mm/7.677" inch. This wheel caster can be mounted using a Top Plate with the dimensions of 110mm x 100mm x 4mm fork:3.5mm and holes distance of 85mm x 75mm. Low drag was achieved by a Polyurethane and Polypropylene core on a Polyurethane and Polypropylene tire spinning freely with a ball bearing. Here come the maximum load that should be applied on every wheel, remember to add safety factor, when calculating the load capacity 772 lb with a Fixed type. The temperature range is -40 to 180 F. Enjoy our 6inch-Caster-023, we wish all the best in your project.