Showing 157–208 of 315 results

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Metal Precision Gyroscope Model with Six-hole Flywheel Mechanical Physics Toy enginediy

Original price was: $ 37.Current price is: $ 22.
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Metal V12 Brushless Electromagnetic Engine Model Technology Toys for 1/10RC RC Cars Ships Engine DIY

Original price was: $ 450.Current price is: $ 135.
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Metal V6 Double-piston Brushless Electromagnetic Engine Model Technology Toys for 1/10RC RC Cars Ships Engine DIY

Original price was: $ 440.Current price is: $ 132.
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Mini Brass Piston Power Hammer Model Industrial Forging Machine enginediy

Original price was: $ 350.Current price is: $ 105.
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Mini Magnetic levitation Brushless Hall Motor DIY Stem Toy – Enginediy enginediy

Original price was: $ 50.Current price is: $ 30.
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Mini Music Tesla Coil Kit Singing Tesla Desktop Toy – Enginediy Engine DIY

Original price was: $ 35.Current price is: $ 21.
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Mini Musical Tesla Coil Plasma Speaker Singing Loudspeaker enginediy

Original price was: $ 40.Current price is: $ 24.
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Mini Singing Tesla Coil Music Kit Plasma Loudspeaker Wireless Transmission Experiment Desktop Toy Model Engine DIY

Original price was: $ 20.Current price is: $ 12.
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Mini Singing Tesla Coil Music Kit Wireless Transmission Experiment Desktop Toy – Enginediy enginediy

Original price was: $ 40.Current price is: $ 24.
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Mini Strandbeest Metal Mechanical Gear-Driven Walking Strandbeest Model with Stand Base for Experimental Science Demonstration enginediy

Original price was: $ 140.Current price is: $ 56.
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Mini Tesla Music Coil Artificial Lightning Generator Experimenting Device Teaching Tool Desktop Toy enginediy

Original price was: $ 35.Current price is: $ 21.
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Mini Tesla Music Coil Lightning Electronic Toy Science Physical Toy Engine DIY

Original price was: $ 34.Current price is: $ 20.
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Mini Vertical Mendocino Motor Solar Magnetic Levitating Motor Engine Science Toy – Enginediy enginediy

Original price was: $ 50.Current price is: $ 30.
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Modified Electric Start Kit for 32cc Inline Four-cylinder Water-cooled Gasoline Engine (SKU: 33ED3030434, 333085161ED, 33ED3104107) Engine DIY

Original price was: $ 120.Current price is: $ 48.
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Multi Stage Steam Turbine Physics Equipment Demonstration Educational Toy Enginediy enginediy

Original price was: $ 35.Current price is: $ 21.
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MUSA Engine FV1A KW-OHV 7cc Vertical Single Cylinder 4 Stroke Air Cooled Gasoline Engine IC Engine enginediy

Original price was: $ 500.Current price is: $ 150.
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MUSA F1-2.7cc Mini OHV Vertical Single-Cylinder Four-Stroke Air Cooled Gasoline Engine Internal Combustion Engine Model Crafts enginediy

Original price was: $ 440.Current price is: $ 132.
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Music Tesla Coil Ambipolarity SSTC Singing Plasma Loudspeaker Artificial Lightning Magnetic Storm Coil Experiment Model Engine DIY

Original price was: $ 200.Current price is: $ 80.
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Music Tesla Coil Plasma Loudspeaker with 100-200V Adapter enginediy

Original price was: $ 60.Current price is: $ 30.
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Music Tesla Coil Plasma Speaker with 50cm Electric Arc enginediy

Original price was: $ 900.Current price is: $ 225.
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Music Tesla Coil Singing Loudspeaker Plasma Speaker with 24V Power Adapter enginediy

Original price was: $ 50.Current price is: $ 30.
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Musical Tesla Coil Plasma Speaker Artificial Lightning Wireless Lighting Arc Scientific Educational Model enginediy

Original price was: $ 100.Current price is: $ 50.
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Musical Tesla Coil – Mini Double E Class SSTC Wire Connection Plasma Speaker enginediy

Original price was: $ 75.Current price is: $ 37.
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Musical Tesla Coil Plasma Horn Electronic Science Technology Experiments Educational Toy enginediy

Original price was: $ 65.Current price is: $ 32.
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Musical Tesla Coil Plasma Loudspeaker Scientific Experiment Desktop Educational Toy enginediy

Original price was: $ 65.Current price is: $ 32.
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Musical Tesla Coil Plasma Speaker Singing Loudspeaker Experimenting Device Teaching Tool Desktop Toy enginediy

Original price was: $ 64.Current price is: $ 32.
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Musical Tesla Coil Singing Plasma Arc Speaker Thoramin Wireless Transmission Experiment Desktop Toy Model enginediy

Original price was: $ 260.Current price is: $ 104.
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Musical Tesla Coil Solid-state Plasma Loudspeaker Artificial Lightning Storm Maker with 30cm Arc Engine DIY

Original price was: $ 400.Current price is: $ 120.
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Ni-Ti Based Memory Alloy Heat Engine Model Technology Toy STEM Toy Science Gifts enginediy

Original price was: $ 53.Current price is: $ 27.
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One Key Start Level 15 Methanol Generator Set DIY Homemade Methanol Miniature Engine Motor Generator DC 12V Output enginediy

Original price was: $ 230.Current price is: $ 92.
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Orrery 3D Metal Planets Model Kit – Build Your Own Solar System – TECHING 400Pcs Metal Running Solar System Model Kit Engine DIY

Original price was: $ 500.Current price is: $ 150.
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Orrery Solar System Planets That Works – Build Your Own Solar System KIT – TECHING 350PCS Metal Running Solar System Model with 8 Planets in Order (Presale) Engine DIY

Original price was: $ 600.Current price is: $ 180.
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Plasma Loudspeaker 3.5mm Audio Plasma Arc Speaker Music Player Science Toy – Enginediy Engine DIY

Original price was: $ 53.Current price is: $ 27.
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PLLSSTC Musical Tesla Coil Plasma Arc Maker Desktop Model Technical Toy Engine DIY

Original price was: $ 150.Current price is: $ 60.
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Porsche 911 Boxer Engine Model Kit – Build Your Own Engine Model that Works – Classic Air-cooled 6-Cylinder Engine Model enginediy

Original price was: $ 350.Current price is: $ 105.
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Pulse CDI for Inline Four-cylinder Water-cooled Gasoline Engine (SKU: 33ED3030434, 333085161ED, 33ED3104107) Engine DIY

Original price was: $ 22.Current price is: $ 13.
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Pulse Generator 7.83Hz Schumann Wave Generator Ultra Low-Frequency Pulse with Acoustic Version for Helping Sleep – Enginediy Engine DIY

Original price was: $ 76.Current price is: $ 38.
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Pulse Jet Engine Medium Valve-Controlled Gasoline Internal Combustion Model Airplane Model Engine enginediy

Original price was: $ 360.Current price is: $ 108.
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Pulse RC Jet Engine Micro Valve-Controlled Gasoline Internal Combustion Model with Atomizing Sprayer (RTR Version) enginediy

Original price was: $ 140.Current price is: $ 56.
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R28 4.3CC Mini OHV V-Twin V2 Engine Double-cylinder Four-stroke Motorcycle Gasoline IC Engine Model enginediy

Original price was: $ 700.Current price is: $ 210.
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R69 3.2cc Mini Horizontal Opposed Twin Cylinder 4 Stroke Gasoline Engine Motorcycle Engine Model Internal Combustion Engine enginediy

Original price was: $ 697.Current price is: $ 209.
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RETROL 1/8 2.6cc Mini Single-Cylinder Four-Stroke Gasoline Engine Model Upgraded Internal Combustion Engine Model enginediy

Original price was: $ 450.Current price is: $ 135.
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RETROL Antique 4-Stroke Hot-bulb Engine Simulation Horizontal Water-cooled Gasoline Tractor Engine Internal Combustion Engine Model Collection enginediy

Original price was: $ 700.Current price is: $ 210.
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RETROL Horizontal Mill Engine Stationary Steam Engine Hot-bulb Engine Look 4-Stroke Water-cooling Gasoline Engine IC Engine Model enginediy

Original price was: $ 700.Current price is: $ 210.
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RETROL MUSA 1/8 2.2cc Mini Evaporative Water-cooled Single-cylinder Four-stroke Gasoline Engine Internal Combustion Engine Model – Speed Up to 12000rpm enginediy

Original price was: $ 450.Current price is: $ 135.
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RETROL MUSA 2.2cc Mini Evaporative Water-cooled Single-cylinder 4-Stroke Gasoline Engine Internal Combustion Engine Model enginediy

Original price was: $ 550.Current price is: $ 165.
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RETROL MUSA 2.2cc Mini Evaporative Water-cooled Single-cylinder Four-Stroke Gasoline Engine Internal Combustion Engine Model enginediy

Original price was: $ 450.Current price is: $ 135.
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RETROL R29 4.2CC Mini V2 Engine OHV V-Twin Motorcycle Engine Double-cylinder Four-stroke Gasoline Engine Internal Combustion Engine Model enginediy

Original price was: $ 900.Current price is: $ 225.
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RETROL R30 4.2CC Mini V2 Engine OHV V-Twin Motorcycle Engine Twin-cylinder Four-stroke Gasoline Engine Internal Combustion Engine Model enginediy

Original price was: $ 800.Current price is: $ 240.
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SGTC Tesla Coil Model Mini Tesla Coil Experimental Technology Creative Toy with 10cm Arc (US-Plug) enginediy

Original price was: $ 45.Current price is: $ 27.
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Singing Tesla Coil – Mini Single Tube Self-excitation MP3 Music Playing Plasma Speaker Coil with Electric Arc Shape Artificial Lightning Engine DIY

Original price was: $ 70.Current price is: $ 35.
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Singing Tesla Coil Music Kit Plasma Loudspeaker Wireless Transmission Experiment Desktop Toy Model – Enginediy enginediy

Original price was: $ 66.Current price is: $ 33.