1 x M20-T Hot Air Stirling Engine Model. Base: Natural Bamboo. Connecting Rods, Crank Gear & Wheel: Brass. Rocker Arms & Brackets: Brass + 6061 Aluminium. Cylinder Liner: SUJ Steel (GCr15), 2.5 mm wall.
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Hot Air Stirling Engine Model Metal Stirling Car Engine Steam Engine for Educ...
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