BOWER sells SI20E. Related information about SI20E includes: Model SI20E Inner diameter: 20 mm Outer diameter: 53 mm Thickness: 16 mm Series: Other types bearing. If you want to know more about SI20E related information, you can consult online or call the hotline , we will serve you in detail. SI20E has a wide range of uses. SI20E is mainly used in engineering machinery, machine tools, automobiles, metallurgy, mining, petroleum, machinery, electric power, railways and other industries. The price of SI20E sold by our company is reasonable and we look forward to cooperating with you.