Description:Our bearings set has two mounting plates, one for attaching to a stable surface and another is to provide a rotating turntable. It is made of galvanized sheet, corrosion-resistant, rust-proof, wear resistant and durable. And it could work effectively and smoothly. It is suitable for using with revolving shelves in kitchen cabinets, planters, serving platters at the table, and large tabletops etc.Features: Made from high-quality galvanized sheet, corrosion-resistant, rust-proof, wear resistant and durable. Ball bearing raceway for smooth rotation. Our swivel bearing has a deeper ball raceway to allow balls to move effectively and smoothly. All of our carousel turntable bearings use metal balls for efficient operation and maximum stability of the mechanism. Round shape, 3 different diameters(5.5"/8"/9") of our swivel plates could be selected, having properties of sturdiness, durability and high stability. It is suitable for using with revolving shelves in corner cabinets, turntable kaleidoscopes, tabletop serving, pop displays, magazine racks, movie poster displays, television and computer monitor turntables, flower arranging, cake decorating, revolving musical boxes etc. Specifications:Condition: 100% Brand NewMaterial: Galvanized SheetShape: RoundColor: Silver, Black 4 Types: 5.5" Sliver, 8" Sliver, 9" Silver, 9" Black (Optional)Thickness: Approx. 0.8mm / 5/16inchPackage Weight: Approx. 215g-480gPackage Includes:1 x Rotating Swivel Turntable PlatePlease Note:1. Please allow 0-1inch errors 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.