Features 1、Made of premium steel material, corrosion resistance and rust resistance. 2、High accuracy, stable performance, long service life and high reliability. 3、Deep groove raceway with single column ball bearing ensured the efficient operation of steel balls. 4、Exquisite mechanical design makes little noise when rotating. 5、Fine workmanship, smooth surface, excellent mechanical properties. Specification Features: 1. Made of premium steel material, corrosion resistance and rust resistance. 2. High accuracy, stable performance, long service life and high reliability. 3. Deep groove raceway with single column ball bearing ensured the efficient operation of steel balls. 4. Exquisite mechanical design makes little noise when rotating. 5. Fine workmanship, smooth surface, excellent mechanical properties. Specification: Condition: 100% Brand New Item Type: Bearing Cage & Materials: Steel Plate Use Characteristics: High Speed Uses: General Number of Rolling Body Columns: Single Column Raceway Type: Deep Groove Raceway Bearing Material: Bearing Steel Rolling Body Type: Ball Angle: 15 Degrees Sealing: Double-sided seal Rolling Body: Steel Ball Size: Model Inner diameter Outer diameter Thickness 693-ZZ 3mm / 0.12in 8mm / 0.31in 4mm / 0.16in 694-ZZ 4mm / 0.16in 11mm / 0.43in 4mm / 0.16in 695-ZZ 5mm / 0.2in 13mm / 0.51in 4mm / 0.16in 696-ZZ 6mm / 0.24in 15mm / 0.59in 5mm / 0.2in Package List: 10 * Bearing Note: 1. Please allow slight error due to manual measurement. Thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard. Package List