Quote:
Originally Posted by troy_dietz
Make sure to remove the fittings from the cylinder on the venting side to allow for maximum airflow out of the cylinder.
We used surgical tubing (cut in half to further reduce its stregnth) to retract the catapult after each shot instead of plumbing a retracting cylinder.
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You don't want to leave the retracting side empty because then you will get stuff inside the piston. We found a really nice filter that screwed into the piston.
Our piston setup was weighted weird because the pistons were backwards (so that extend launched the catapult) and gravity was our return.
Just remember to never take the "Us vs Them" mentality and you should come out all right. - Ian Curtis [more] 
26-10-2016, 18:49
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