Package Includes: Sufficient quantity for you to use and replace, it's also a good choice to share them with your families and neighbors. Size Details: The outer diameter of the microwave roller is approx. 8.7 inches / 22 cm, its inner diameter is approx. 8.1 inches / 20.5 cm, the edge disc measures approx. 0.59 inches / 1.5 cm in diameter, suitable size to support the glass tray. Reliable Material: These rotating tray support rings are made of high-quality material, resistant to temperature and degradation, safe and reliable to use, durable and have a long service life. Widely Compatible: The microwave rotating support ring is suitable for use as a turntable support base, widely compatible with most microwaves, a great replacement for your broken tray rotating support rings. Model Number: Microwave Parts Color: Photo Color Material: PPS Package Contents: 4 x Microwave Rollers Only the above package content, other products are not included. Note: Light photography and different displays may cause the color of the item in the picture to be slightly different from the real thing. The allowed measurement error is +/- 1-3 cm.