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Perpetual motion machine model ball cycle handmade small maker
- Model #: WDF-F4669
- $80.01 –
- Free Shipping
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Gear escapement structure model, mechanical clock principle, 3D printing, metal hairspring power
Limited time offer, ends 09/15
- Model #: WD-F3497
- $88.32 –
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Gear escapement structure model, mechanical clock principle, 3D printing, metal hairspring power
- Model #: WDF-F4704
- $89.33 –
- Free Shipping
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Model mechanical clock principle escapement structure pendulum clock 3D printing teaching model technology technology
- Model #: WDF-F4685
- $84.47 –
- Free Shipping
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Robotic arm digital display faucet full copper bathroom household intelligent hot and cold water washbasin
- Model #: WDF-F4976
- $191.68 –
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Fitness bike display computer fitness equipment electronic watch smart bluetooth P heart rate display bicycle display LCD screen
- Model #: WDF-F4565
- $64.89 –
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