1. Precise compatibility test: Ensure your microwave fits by measuring the inner/outer diameter and wheel height of your old turntable. Our design has a maximum outer diameter of 8.74 inches (22.2 cm), a thickness of 8 mm, and a wheel diameter of 1.5 cm. 2. Durable temperature material: This microwave turntable ring is made of Bakelite, designed to withstand temperatures and resist wear. It provides longlasting reliability as a replacement for your worn microwave component. 3. Efficient rotating design: Equipped with three small wheels, our rotating oven glass plate support ensures fast and even heating of food in your microwave, guaranteeing thoroughly and evenly cooked meals every time. 4. Lightweight and impactresistant: This microwave roller ring is not only lightweight but also impactresistant. It offers a practical and efficient solution to your old or damaged roller ring without adding unnecessary bulk.