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I am so sorry. I built this one a few years ago and forgot it. I don't have instructions. Enjoy!
This is it wheeling in controlled conditions.
First k'nex gun, with magby Spycrab
Knex 4X4.by knex dude 2000
Smallest K'NEX Differentialby GWorks
knex 4x4 crawlerby aaronj
K'nex Ball Machine Lift: Giant Ball Catapultby Mechanical Master
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