BOWER sells K/15×21×21. Related information about K/15×21×21 includes: Model K/15×21×21 Inner diameter: 15 mm Outer diameter: 21 mm Thickness: 21 mm Series: Other types bearing. If you want to know more about K/15×21×21 related information, you can consult online or call the hotline , we will serve you in detail. K/15×21×21 has a wide range of uses. K/15×21×21 is mainly used in engineering machinery, machine tools, automobiles, metallurgy, mining, petroleum, machinery, electric power, railways and other industries. The price of K/15×21×21 sold by our company is reasonable and we look forward to cooperating with you.