Stirling Engine Kit Minitype Free-Piston Type High Speed Stirling Engine Motor Model Education Toy Type_DIY Stirling Engine Barrel can be 30° up

Barrel can be 30° up and down

helicopter etc

0A / 50-60Hz

4G Remote Control Model Military Tank with Sound Smoke Shooting Effect - Basic Edition

Please prevent the machine from falling from the table

Stirling Engine Kit Minitype Free-Piston Type High Speed Stirling Engine Motor Model Education Toy Type_DIY Stirling Engine Barrel can be 30° upMinitype Free piston Type High Speed Stirling Engine Model Education Toy Features: . 100% brand new with high quality . Beautiful appearance,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