1. High Grade Quality Material: These Metal Flanged undertake with positive bearing metallic material, which is sturdy adequate for long-term use, on the same time, it is designed with a floor to supply a high performance with a low noise throughout working, no fear about and corrosion 2. Double Sealed for Long Term Service: These Flanged Metal Steel are designed with double sealed/ shielded to protect the bearing from dust, water and international matter or any possible contaminants invasion, and it should maintain lubricant in for many years use as well, saving plenty 3. Multifunctional Flanged : There comes with completely 10 pieces of Flanged within the package, which might be used for of other projects, you may maintain them for spare or simply use them to switch the previous ones, really easy and convenient. And they're applicable to mechanical equipment, electrical instruments, toys, doors, windows and etc 4. Suitable Size: These Flanged Metal Shielded are great for 8mm shaft/rod initiatives with it's compact size,Suitable size for different tasks 5. Excellent Performance: These Flanged Miniature Bearings characteristic with solid using capacity, excessive endurance and excessive precision bearing balls for assembly line. It can be utilized for top speeds and supporting both and axial lots that wishes high working accuracy at high rotational speeds. Specifications: Flange Diameter: 18mm / 0.7inch colour: silver Material: metallic size: 8 x sixteen x 5 mm Package Contents: 10 x Bearings Only the above equipment content, different products should not included. Note: Light and diverse displays can cause the color of the item within the photo a bit of diversified from the real thing. The size allowed error is +/- 1-3cm.