BOWER sells FR4-ZZ. Related information about FR4-ZZ includes: Model FR4-ZZ Inner diameter: 6.35 mm Outer diameter: 15.875 mm Thickness: 4.98 mm Series: Deep groove ball bearing. If you want to know more about FR4-ZZ related information, you can consult online or call the hotline , we will serve you in detail. FR4-ZZ has a wide range of uses. FR4-ZZ is mainly used in engineering machinery, machine tools, automobiles, metallurgy, mining, petroleum, machinery, electric power, railways and other industries. The price of FR4-ZZ sold by our company is reasonable and we look forward to cooperating with you.