Features 1、This ball bearing is made of high quality ceramic ZrO2 and PTFE material, features high precision, high speed, and wear small 2、Small frictional resistance, low power consumption, high mechanical efficiency 3、Its zirconium oxide races offer resistance and durability to high temperatures and corrosion 4、With the characteristic of high stability, high reliability 5、Standardization size, used for machinery manufacturing, equipment installation and maintenance Specification Full ceramic bearing with diamagnetic electrically insulating, wear resistance and corrosion resistance, not self lubricating, high temperature resistance, cold and other characteristics, can be used in extremely harsh environment and special conditions. Features: This ball bearing is made of high quality ceramic ZrO2 and PTFE material, features high precision, high speed, and wear small. Small frictional resistance, low power consumption, high mechanical efficiency. Its zirconium oxide races offer resistance and durability to high temperatures and corrosion. With the characteristic of high stability, high reliability. Standardization size, used for machinery manufacturing, equipment installation and maintenance. Specification: Material: PTFE, Ceramic ZrO2 Model: 6001 Type: Disclosure Inner diameter: 12mm / 0.5inch Outside diameter: 28mm / 1.1inch Thickness: 8mm / 0.3inch Color: White Rolling column number: Single Raceway type: Deep groove raceway Weight: Approx. 20g/0.7oz Package List: 1 x ZrO2 Ball Bearing Package List