Features This miniature bearing is made of high quality dioxide ceramic for low noise and long service life. Ceramic bearing is impervious to corrosion and rarely require lubrication. Bearing has a 6mm inner diameter, a 17mm outer diameter and a 6mm thickness. It is great for 6mm shaft/rod projects such as mechanical equipment,electrical instrument, toy, door and window. The bearing is used in a wide variety of applications including, electric motors, home appliances, toys and much more. Specification: Material: Dioxide ceramic Model: 606 Inner Diameter: 6mm / 0.2in Outer Diameter: 17mm / 0.7in Thickness: 6mm / 0.2in Quantity: 1pc Weight: 8g / 0.3oz (approx.) Package list: 1 * Bearing Package List