BOWER sells 30311JR. Related information about 30311JR includes: Model 30311JR Inner diameter: 55 mm Outer diameter: 120 mm Thickness: 29 mm Series: Tapered roller bearing. If you want to know more about 30311JR related information, you can consult online or call the hotline , we will serve you in detail. 30311JR has a wide range of uses. 30311JR is mainly used in engineering machinery, machine tools, automobiles, metallurgy, mining, petroleum, machinery, electric power, railways and other industries. The price of 30311JR sold by our company is reasonable and we look forward to cooperating with you.