Description Plate tray rotating support can perfectly replace the old support wheel, make your microwave oven look new, solve your troubles. Rotatable design with three small wheel, convenient to help your food heat fast and balanced in the microwave oven. Features -Material: Plastic - Size: 17.80X17.80X1.60cm/7.00X7.00X0.63in -Strong carrying capacity, you can rest assured to assist in heating large portions of food. -With three small rollers below, allow you quickly heat up food and maintain balance in the microwave. -Perfect replacement for old or broken glass plate tray support ring, making your microwave look like a new one. -Microwave rotating ring roller, with high temperature resistance, flame-resistant and impact resistant. -The microwavesupport rings is not easy to deform, continuing to heat your food evenly. Packing list2 x rings