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Stirling Engine Kit Cupid's Arrow Style Stirling Engine Model Gift Collection - Enginediy - enginediy
Stirling Engine Kit Cupid's Arrow Style Stirling Engine Model Gift Collection - Enginediy - enginediy
from $31.99

Stirling Engine Kit Cupid's Arrow Style Stirling Engine Model Gift Collection - Enginediy

Stirling Engine Kit Cupid's Arrow Style Stirling Engine Model Gift Collection - Enginediy The Stirling engine is powered by the expansion of the g...

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from $31.99
5 Cylinder Radial Engine Kit 5V USB Powered Motor Model Stem Toy - enginediy
5 Cylinder Radial Engine Kit 5V USB Powered Motor Model Stem Toy - enginediy
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from $43.99

5 Cylinder Radial Engine Kit 5V USB Powered Motor Model Stem Toy

5 Cylinder Radial Engine Kit 5V USB Powered Motor Model Stem ToyThis is Radial Engine, with 5 cylinder, a mini model engine is well made in detail...

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from $43.99
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Magnetic Suspension Kit
Magnetic Suspension Kit
$39.99

Magnetic Suspension Kit

Magnetic Suspension Kit DIY Assembly with Outer Shell Stand and 12V Power SupplyFeatures:Scientific Toys: Including shell stand and 12V power suppl...

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$39.99

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