Stirling Engine Motor Power Model External Combustion Engine Science Experiment Model Toy Type_4 Cylinder Stirling teacherâ€s Demo props on the

teacherâ€s Demo props on the class

which takes a month to produce

Product Dimensions: 21

base and alcohol lamp are also made of aluminum alloy

but it here

Stirling Engine Motor Power Model External Combustion Engine Science Experiment Model Toy Type_4 Cylinder Stirling teacherâ€s Demo props on theDIY Stem Single Cylinder Micro Stirling Engine Model with Wooden Base Features: . Exquisite Appearence: Exquisite and compact appearance with brilliant colors, highlighting the unique shape of the engine. The key parts are made of aluminium alloy, realizing the dual combination of texture and aesthetic feeling and highlighting exquisite workmanship . Wooden Base: The base is made of wood, highlighting exquisite workmanship. The heating tube is made of