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Defence Mechanism Answered

This is a simple structure that goes across your door and if some one walks threw the wire(fishing line)it lainches at that person. There are 2 guns that shoot on on each tower.

!@#$%$%& check out my other knex intructibles &%$%$#@!

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iKill (author)2007-03-16

i already got one.... check my instructable

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