CESFONJER 18 Pcs 688ZZ Miniature Ball Bearing | Metal Steel Double Shielded Deep Groove Ball Bearing 8x16x5mm for Electric Motor, 3D Printer, Model toy

• ★Premium quality material: This miniature ball bearing adopts premium bearing steel material that is anti-rust, wear-resistant and solid enough for long-term use, while providing a polished smooth surface for high efficiency with a low noise during work
• ★Double Seal: This 688ZZ Ball Bearing seals the Mind / Shield to prevent dust, water, debris, or debris from entering the bearing, and it can be used for a long time to ensure a smooth workflow and plenty of lubricant save up.
• ★Multifunctional double shielded ball bearing: It comes with totally 18 pieces of miniature steel bearing in package for different projects, you can keep them for replacement or replace only for these old ones. And they are widely used in various fields, such as 3d printer, quadcopter, ship model and etc. very convenient and convenient tool in our daily life
• ★Suitable size: These Double Shielded miniature steel bearings are of a suitable size, which is perfectly designed for small hobby 8mm shaft / rod projects, the inside diameter is 8mm, the outside diameter is 16mm and a 5mm thickness. suitable size for different projects
• ★Deep Groove Design: These metal sealed ball bearings have deep groove geometry for high speeds and support both radial and axial loads. It is therefore suitable for use in applications with combined radial and axial loads and the requirement for high running accuracy at high speeds

Description: Miniature ball bearings are available in small ball bearings. These miniature ball bearings have an inner diameter of 8 mm, an outer diameter of 16 mm and a thickness of 5 mm. Ball bearings of this size are ideal for precision work and applications requiring a variety of functional mechanical parts, such as mechanical equipment, electrical instruments, toys, doors and windows. specifications: Material: bearing steel Inner diameter: 8mm Outer diameter: 16 mm Thickness: 5 mm Quantity: 18 pieces Package includes: 18 x 688zz miniature ball bearing Come with a transparent plastic box for easy storage and carrying Warranty Our professional customer service team is ready to solve the after-sales problem for you. Please feel free to purchase it. For any possible defective products, please contact us first. We will do our best to make it right with either a replacement or refund.