This set of 4 Syrantion 8\"x2\" heavy duty casters is perfect for any material handling needs. With a capacity of 4400lbs per caster, they are built to withstand even the heaviest loads. The low noise design ensures smooth and quiet movement, while the grease fittings allow for easy maintenance. These casters are made with a combination of steel and rubber, ensuring durability and longevity. Made in China and unit quantity of 4, these casters are a must-have for any business or industrial application.