Twin Walking Beam Stirling Engine Model Kits Twin-CylinderFeatures:.Interactive Science Exploration: This model manufactured according to the working principle of hot gas engine, allows you to immerse in the world of thermodynamics and realizing the principle of energy conversion. This all-metal model, safe and durable, and the unique appearance makes it a popular fashion gift and private mechanical craft collection..Excellent Design: The engine is designed with boiler modeling, combines alcohol lamp heating drive, and adopts the one-piece design of the steam channel and base plate.
Other parts are made of stainless steel SUS304. Durability and high-quality product ensures hours of entertainment at one time..Artistic Conversation Starter: In addition to being a scientific marvel, this model also is a conversation-starting crafts.

