BOWER sells R188. Related information about R188 includes: Model R188 Inner diameter: 6.35 mm Outer diameter: 12.7 mm Thickness: 3.18 mm Series: Deep groove ball bearing. If you want to know more about R188 related information, you can consult online or call the hotline , we will serve you in detail. R188 has a wide range of uses. R188 is mainly used in engineering machinery, machine tools, automobiles, metallurgy, mining, petroleum, machinery, electric power, railways and other industries. The price of R188 sold by our company is reasonable and we look forward to cooperating with you.