BOWER sells RNA4909. Related information about RNA4909 includes: Model RNA4909 Inner diameter: 52 mm Outer diameter: 68 mm Thickness: 22 mm Series: Needle bearing. If you want to know more about RNA4909 related information, you can consult online or call the hotline , we will serve you in detail. RNA4909 has a wide range of uses. RNA4909 is mainly used in engineering machinery, machine tools, automobiles, metallurgy, mining, petroleum, machinery, electric power, railways and other industries. The price of RNA4909 sold by our company is reasonable and we look forward to cooperating with you.