1636PCS Bluetooth Wireless Audio DIY Mechanical Spider Assembly kit Type_DIY Stirling Engine Made of high end material

Made of high end material

without carbon brushes

(1)Check the engine wiring under the wooden base

67oz (104g) x 2

Clear Principle: The transparent plastic casing is for the clear observation of the internal structure and operating principle

1636PCS Bluetooth Wireless Audio DIY Mechanical Spider Assembly kit Type_DIY Stirling Engine Made of high end material1636PCS Bluetooth Wireless Audio DIY Mechanical Spider Assembly kitFeatures: Made of high quality metal materials. Laser cutting ultra precision and high quality metal models Don't need glue for assembling, just connect by screws according to the assembly drawing You can assemble the magic speaker with spider shape, or you can use existing parts to DIY other shapes according to your personal ideas to create your own unique model. Amazing details and