BOWER sells HK3820. Related information about HK3820 includes: Model HK3820 Inner diameter: 38 mm Outer diameter: 45 mm Thickness: 20 mm Series: Needle bearing. If you want to know more about HK3820 related information, you can consult online or call the hotline , we will serve you in detail. HK3820 has a wide range of uses. HK3820 is mainly used in engineering machinery, machine tools, automobiles, metallurgy, mining, petroleum, machinery, electric power, railways and other industries. The price of HK3820 sold by our company is reasonable and we look forward to cooperating with you.