The Whirlpool W10451792 Microwave platter Support Ring is an essential component for ensuring smooth rotation of your microwave's glass platter. This ring rests on the microwave oven's bottom compartment and has a circular track with wheels or rollers. When placed on the support ring, the glass turntable revolves smoothly thanks to the wheels, ensuring uniform heat distribution throughout your meal while microwaving. This replacement part works with a variety of Whirlpool, Maytag, KitchenAid, and Amana microwave models. A functional turntable support ring is vital for your microwave's maximum performance, eliminating uneven heating or cold areas in your meals. Replacing a broken or faulty support ring will restore the turntable's smooth rotation and ensure efficient and uniform cooking.