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Building a Backyard Launch Roller Coaster
Автор: Will From London
Загружено: 2019-08-07
Просмотров: 91825
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This has been a massive project which I have been working on the last few months. A rollercoaster in my backyard, powered by a 90mm air ram developing over 1200 pounds of thrust. Check out Part 2 to see how it works!
Credit to CoasterBot for the park footage.
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