GE Microwave Glass Turntable Plate / Tray 16 1/2" # WB48X10046 This microwave plate ONLY fits the GE models listed below. If you are unsure about compatibility please email us with your model number BEFORE ORDERING. Glass turntable plate / tray for larger model GE microwave ovens. Measures approximately 16 1/2 inches in overall diameter. Outside diameter of turntable track is 10 7/8 inches. This microwave tray replaces GE part # WB48X10046