Features: Experience a smooth and efficient ride with our Steel Bearing Set produced of quality steel, these corrosion resistant and bearing ensure long service performances. Reduce frictions and extend life of your machine with our Steel Bearing. With a polishes surfacings and strong toughness, these bearing can with stand diffrent conditions and provide excellent performances. Designings for cyclists, motorcyclists, and DIY enthusiasts, our Steel Bearing perfect for replacing wheel bearing and bottom bracket. Enjoy a smoothers ride and improve efficiency with these quality bearing. Upgrades your equipment with our Steel Bearing Assortment. Perfect for various applications including home furniture and door lock, these corrosion resistant bearing ensure simple operation and enhances functionality. Enhances the performances of your machineries with our Steel Bearing Assortment. Suitable for wide rangings of use, these bearing offer performances in any setting. Specifications: Material: steel Size: 2/2.5/3/3.5/4/4.5/5/5.5/6/7/8/9/10mm Package Includes: 540pcs Bearing Ball note: Please allow 1 to 3cm error due to manual measurement, please make sure you not mind before your bid, Due to the differences between different monitors, the picture may not reflect the actual colorful of the item.