Heavy-duty silent rotary bearing, 360-degree smooth rotation of high-quality steel balls, high-grade aluminum alloy glass turntable base, thick noise-absorbing magnetic strip, real noise-absorbing turntable Name: Heavy Duty Silent Rotating Bearing Color: silver Material: aluminum alloy Bearing weight: 130-300kg size: Φ20cm(7.9inch), Φ30cm(11.8inch), Φ40cm(15.7inch), Φ45cm(17.7inch), Φ50cm(19.7inch), Φ60cm(23.6inch), Φ70cm(27.5inch), Φ80cm(31.5inch) Package content: 1X Bearing Description: This product only includes Lazy Susan and does not include other products in the picture. Rotating Turntable needs to go through a special process, so the diameter will have an error of 2-3cm, and the thickness will have an error of about 1mm. This is a normal phenomenon, please purchase with perfectionists carefully. As the light is different from the screen setting, the color may be slightly different.