BOWER sells 30304. Related information about 30304 includes: Model 30304 Inner diameter: 20 mm Outer diameter: 52 mm Thickness: 15 mm Series: Tapered roller bearing. If you want to know more about 30304 related information, you can consult online or call the hotline , we will serve you in detail. 30304 has a wide range of uses. 30304 is mainly used in engineering machinery, machine tools, automobiles, metallurgy, mining, petroleum, machinery, electric power, railways and other industries. The price of 30304 sold by our company is reasonable and we look forward to cooperating with you.