V-shape Stirling Engine Kit Scientific Experiments Model Education Toy Black Friday Deals The maximum speed is 35KM/H

The maximum speed is 35KM/H

Low friction

Package include:

Use Meaning And Value: entertaining and learning

Package: Small Carton

V-shape Stirling Engine Kit Scientific Experiments Model Education Toy Black Friday Deals The maximum speed is 35KM/HV shape Stirling Engine Scientific Experiments Model Education Toy Features: . Beautiful appearance, V shaped new style. High quality, brass cylinder, pure metal base plate, stable and strong . The hot cylinder is made of quartz glass, which has the characteristics of high temperature resistance and burst resistance. It does not wear at high speed and long time . The pursuit of the details, the overall fine grinding, feels very smooth, very metallic