HEEJEE STERLING CYCLE HOT AIR ENGINE great for educational use
- Quality model by Australian company Heebie Jeebies
- Sterling Cycle heat engine runs off hot air. Place base over a suitable heat source (cup of tea or coffee, light bulb, etc) and watch it run smoothly and precisely
- Flywheel 90 mm diameter, base 103 mm diameter, 125 mm high
- Beautifully presented model