Seej Mods

UPDATE!! (11/10/14) Just added a support bar for the catapult which helps keep the sides together. I made these a while back just forgot to upload them:| Also included some spacers for the top bar. Have uploaded another pic to show where they go.
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I wasn't too happy with how the original Seej catapult arm worked so I made a custom arm for myself which I think works alot better and is easier to do.
Similar too this one http://www.thingiverse.com/thing:128388 by MacGyver which I tried but