Pay in 4 interest-free payments of $27.50 Learn more
Ships within 48 hours · Estimated delivery Aug 2 - Aug 7
it is an excellent craft
3 x 10 x 10cm
it is more susceptible to interference and damage
Features light-up spark plugs
Rods at both ends of the moving joint parts need to regularly add oil lubrication
Stirling Engine Kit Vacuum Generator Model Helicopter Design Stirling Engine Motor Kit Science Metal Toy Price_$100-$200 it is an excellent craftVacuum Stirling Engine Generator Model Helicopter Design Stirling Engine Motor Kit Science Metal Toy Features: Novel Design Horizontal single cylinder vacuum Stirling structure, the overall shape is designed with armed helicopters, with weapon racks and rocket launchers. Rotor disturbed air cooled cooling, exquisite and beautiful. High end Material A selection of excellent materials, the body is made of aluminum alloy and stainless steel, the cylinder
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