BOWER sells U30. Related information about U30 includes: Model U30 Inner diameter: 30 mm Outer diameter: 47 mm Thickness: 22 mm Series: Other types bearing. If you want to know more about U30 related information, you can consult online or call the hotline , we will serve you in detail. U30 has a wide range of uses. U30 is mainly used in engineering machinery, machine tools, automobiles, metallurgy, mining, petroleum, machinery, electric power, railways and other industries. The price of U30 sold by our company is reasonable and we look forward to cooperating with you.