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Built a pneumatic cannon? Then post it here! This section is for completed, finished cannons that you have built. Please include pictures and information.
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Unread postAuthor: e1337 » Mon Jul 23, 2007 8:00 pm

Hey nice cannon but What size is the Ball valve?
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Unread postAuthor: PVC Arsenal 17 » Tue Jul 24, 2007 1:04 pm

That ballvalve looks to be 1/2" and over two years old.
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