The Frigidaire 5304481790 Stirrer Assembly distributes microwave energy throughout the cooking cavity for more even and consistent heating. Located in the upper section of the microwave, this replacement component works with the internal drive mechanism to redirect energy waves across the cooking area. Its movement disperses microwave energy, reducing hot and cold spots during heating... https://www.partsmelange.ca/frigidaire-5304481790-stirrer-assembly-for-microwave