Collection: AVADA - Best Sellers
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ENJOMOR γ-Type Hot Air Stirling Engine DIY Assembly Kit - Educational STEM Model Gift
Regular price $422.86Regular priceSale price $422.86 -
Premium Hot Air Single Cylinder Stirling Engine DIY Model
Regular price $634.34Regular priceSale price $634.34 -
RETROL VE-01 Crossbeam Flame Eater Vacuum Engine Model - Educational External Combustion Toy for Mechanical Enthusiasts
Regular price $2,114.72Regular priceSale price $2,114.72 -
Electric Functional Punch Press Model - RETROL Simulated Metal for Collectors and DIY Enthusiasts
Regular price $6,344.38Regular priceSale price $6,344.38



