BOWER sells NJ304+HJ304. Related information about NJ304+HJ304 includes: Model NJ304+HJ304 Inner diameter: 20 mm Outer diameter: 52 mm Thickness: 15 mm Series: Cylindrical roller bearing. If you want to know more about NJ304+HJ304 related information, you can consult online or call the hotline , we will serve you in detail. NJ304+HJ304 has a wide range of uses. NJ304+HJ304 is mainly used in engineering machinery, machine tools, automobiles, metallurgy, mining, petroleum, machinery, electric power, railways and other industries. The price of NJ304+HJ304 sold by our company is reasonable and we look forward to cooperating with you.