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How to make a eurofighter hill out of knex for knex rollercoasters. For the second half of instructions click on this link http://www.knexguninstruction.blogspot.com
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The Phoenix- A K'nex Roller Coasterby Jag56
Ventus - K'nex Eurofighterby RNB
SAW-The Ride recreationby albydesign
Diving Eagle K'nex roller coasterby Tornado96
Serpent Suicideby JMrocks
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