LG /Goldstar Glass Turntable Tray / Plate 12 Inches # 3390W1A033 This microwave plate ONLY fits the LG / Goldstar models listed below. If you are unsure about compatibility please email us with your model number BEFORE ORDERING. Glass turntable plate / tray for LG / Goldstar microwave ovens. Measures approximately 12 inches in overall diameter. Outside diameter of turntable track is 11 inches. This microwave tray replaces LG / Goldstar part # : 3390W1A033