If you are intersted in watching a video of this item them go to my youtube (thestarton101) and watch the video "Very Powerful Knex Gun", or head to this link for direct video (http://www.youtube.com/watch?v=0uDIvEGLbAQ)
this is my knex gun that i made all from my head, i designed whole thing, made barrel, made a very simple trigger that works great..... so on....
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