M2C Mini Steam Boiler with Twin Cylinder Marine Steam Engine Stirling Engine Model Type_2 Cylinder Stirling The design is novel and

The design is novel and the shape is unique

Package Dimensions: 18*12

B: the top end of the rotary shaft part can not be forced into sharp collision

and rest assured

M2C Mini Steam Boiler with Twin Cylinder Marine Steam Engine Stirling Engine Model Type_2 Cylinder Stirling The design is novel andM2C Mini Steam Boiler with Twin Cylinder Marine Steam Engine Stirling Engine Model Features: . Beautiful Appearance: small and novel in shape, can be placed in the palm of your hand like a treasure . Exquisite mini, let a person fondle admiringly. Is an excellent craft . High Quality: the product is made of all copper, finely made, bright surface, glittering . Boiler: The boiler can hold 90 ml of water and the working time is about 20 minutes. It is