BOWER sells 4309. Related information about 4309 includes: Model 4309 Inner diameter: 45 mm Outer diameter: 100 mm Thickness: 36 mm Series: Deep groove ball bearing. If you want to know more about 4309 related information, you can consult online or call the hotline , we will serve you in detail. 4309 has a wide range of uses. 4309 is mainly used in engineering machinery, machine tools, automobiles, metallurgy, mining, petroleum, machinery, electric power, railways and other industries. The price of 4309 sold by our company is reasonable and we look forward to cooperating with you.