BOWER sells NA4900R. Related information about NA4900R includes: Model NA4900R Inner diameter: 10 mm Outer diameter: 22 mm Thickness: 13 mm Series: Needle bearing. If you want to know more about NA4900R related information, you can consult online or call the hotline , we will serve you in detail. NA4900R has a wide range of uses. NA4900R is mainly used in engineering machinery, machine tools, automobiles, metallurgy, mining, petroleum, machinery, electric power, railways and other industries. The price of NA4900R sold by our company is reasonable and we look forward to cooperating with you.