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Build your own Trebuchet Military Channel » How-To »   facebook share0 Tweet Become an Expert by Alex Brown   You can change the way the ammo flies by adjusting the length of the string. Also changing the weight of blu-tac, changing the weight of ballast and altering the hook angle will affect your ammo's flight path. See All the Steps facebook share0 Tweet stumbleupon share digg share reddit share

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Image Credits Photos and text by Alex Brown

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