BOWER sells HK3520B. Related information about HK3520B includes: Model HK3520B Inner diameter: 35 mm Outer diameter: 42 mm Thickness: 20 mm Series: Needle bearing. If you want to know more about HK3520B related information, you can consult online or call the hotline , we will serve you in detail. HK3520B has a wide range of uses. HK3520B is mainly used in engineering machinery, machine tools, automobiles, metallurgy, mining, petroleum, machinery, electric power, railways and other industries. The price of HK3520B sold by our company is reasonable and we look forward to cooperating with you.