Single Cylinder Science Experiment Kit $23.99 View Product Categories: Hobby, Stirlingkit Description Description Stirling Engine Set Model Single Cylinder Science Experiment Kit with All-metal Base Related products Hobby, StirlingkitHot Echo Type Single Cylinder Engine Model Quartz Heating Tube Engine Kit $59.99 Hobby, Stirlingkit16 Cylinder Upgraded Engine Model Quartz Glass Hot Air Creative Motor Engine Generator $259.99 Hobby, StirlingkitHoyer Motor High Speed Brushless Hall Electric Machine Engine Model Kit $139.99 Hobby, StirlingkitHot Echo Type Engine Model Double Cylinder Quartz Heating Tube Engine Kit $46.99