BOWER sells R4A. Related information about R4A includes: Model R4A Inner diameter: 6.35 mm Outer diameter: 15.88 mm Thickness: 5.56 mm Series: Deep groove ball bearing. If you want to know more about R4A related information, you can consult online or call the hotline , we will serve you in detail. R4A has a wide range of uses. R4A is mainly used in engineering machinery, machine tools, automobiles, metallurgy, mining, petroleum, machinery, electric power, railways and other industries. The price of R4A sold by our company is reasonable and we look forward to cooperating with you.