BOWER sells FR1-4. Related information about FR1-4 includes: Model FR1-4 Inner diameter: 1.981 mm Outer diameter: 6.35 mm Thickness: 7.518 mm Series: Deep groove ball bearing. If you want to know more about FR1-4 related information, you can consult online or call the hotline , we will serve you in detail. FR1-4 has a wide range of uses. FR1-4 is mainly used in engineering machinery, machine tools, automobiles, metallurgy, mining, petroleum, machinery, electric power, railways and other industries. The price of FR1-4 sold by our company is reasonable and we look forward to cooperating with you.