1. Available in Various Sizes loadbearing turntable bearings made of aluminum alloy are available in multiple sizes: 8inch, 10inch, 12inch, 14inch, 12inch, 14inch, 16inch, 18inch, 20inch, 14inch, 27inch, 32inch. 2. Friction Rotation of Ball Bearing Track A wellarranged set of bearing balls ensures smoother rotation of the Lazy Susan. It is equipped with nonslip rubber feet. You can remove the rubber feet and secure the turntable with screws, as it features throughholes and predrilled holes. 3. Quality Materials and Performance Made of durable aluminum alloy, it is more longlasting and corrosionresistant compared to ordinary plastic Lazy Susan roller bearings. 4. Quick Turntable Setup No installation required! Simply place a tabletop made of wood, glass, marble, granite, or any other material on this turntable bearing to effortlessly create an rotating table. Each Lazy Susan turntable comes with a prelubricated, singlerow ball bearing. Spacers are also included between the bearings to ensure smooth rotation and act as noise dampeners to reduce sound during rotation.