Behold The World’s Largest K’NEX Ball Contraption [Video]

Built by Minnesota, USA-based construction toy expert Austin Granger, this K’Nex ball contraption was recently recognized by the folks over at the Guinness World Records as the largest construction of its type. Composed of 126,285 pieces and measuring 278 meters in length, this monstrosity is truly a sight to behold.

[Guinness World Records]

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