Fixable: These bearings are screw-fastened through holes and pre-drilled holes. Ball Bearings: Spins smoothly, an entire row of bearing balls makes the spin even smoother. 【Wide Applications】Can be used for Table, corner cabinets, storage solutions, television and computer Monitor Turntables, cake Decorating, and trade show displays. Anti-Slip/Easy to Use/Silent: Use directly without installation. Comes with non-slip rubber pads. There is a mute strip inside the product, please add lubricant before use. Rolling bearings use rolling elements to maintain the spacing between moving parts, thereby reducing rotational friction and withstanding radial and axial loads. Sealed bearings retain lubricant; therefore, they should be relubricated regularly in accordance with usage conditions., Manufacturer: JFGCTYHXY