Easy to store, low profile cake turntable using the glass tray and roller assembly from your microwave. Has a track for the wheels to ride in and a center pin to keep the plate in place.
Note that not all microwave hardware is the same size. Below are some dimensions to give you an idea if this will fit yours.
Plastic ring diameter: 222mm
Wheel width: 6mm
Wheel diameter: 15mm
Center pin diameter (Fits in the bottom of the plate): 24mm
Requires a good size print bed as the overall diameter is 246mm