BOWER sells 21317. Related information about 21317 includes: Model 21317 Inner diameter: 1 mm Outer diameter: 20 mm Thickness: 10 mm Series: Spherical roller bearing. If you want to know more about 21317 related information, you can consult online or call the hotline , we will serve you in detail. 21317 has a wide range of uses. 21317 is mainly used in engineering machinery, machine tools, automobiles, metallurgy, mining, petroleum, machinery, electric power, railways and other industries. The price of 21317 sold by our company is reasonable and we look forward to cooperating with you.