Vertical Single-cylinder Stirling Mini Steam Engine without Boiler for 50-100cm Ship Price_$50-$100 1 x Little Wrench

1 x Little Wrench

If original box needed

Channel: 8CH

and is equipped with a voltage digital display meter

equipped with Hobby Wing 50A waterproof brushless ESC

Vertical Single-cylinder Stirling Mini Steam Engine without Boiler for 50-100cm Ship Price_$50-$100 1 x Little WrenchVertical Single cylinder Stirling Mini Steam Engine without Boiler for 50 100cm ShipFeatures:. Mini Steam Engine Model: Mini exquisite mini steam engine model is an excellent craft. The running speed is about 3000 RPM. Slide valve type ventilation structure. Fine Workmanship: Made of stainless steel and copper, not easy to deformation and damage. Good workmanship and smooth operation. How to use: Lubricating oil cup, boiler, gas tank, etc., are not