BOWER sells 634S. Related information about 634S includes: Model 634S Inner diameter: 4 mm Outer diameter: 16 mm Thickness: 5 mm Series: Deep groove ball bearing. If you want to know more about 634S related information, you can consult online or call the hotline , we will serve you in detail. 634S has a wide range of uses. 634S is mainly used in engineering machinery, machine tools, automobiles, metallurgy, mining, petroleum, machinery, electric power, railways and other industries. The price of 634S sold by our company is reasonable and we look forward to cooperating with you.