BOWER sells SSR20. Related information about SSR20 includes: Model SSR20 Inner diameter: 31.75 mm Outer diameter: 57.15 mm Thickness: 9.525 mm Series: Deep groove ball bearing. If you want to know more about SSR20 related information, you can consult online or call the hotline , we will serve you in detail. SSR20 has a wide range of uses. SSR20 is mainly used in engineering machinery, machine tools, automobiles, metallurgy, mining, petroleum, machinery, electric power, railways and other industries. The price of SSR20 sold by our company is reasonable and we look forward to cooperating with you.