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Profs marble sniper (as seen at spudshot.com)

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: schmanman » Fri Dec 22, 2006 3:16 pm

Is the pipe steel or plastic?
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Unread postAuthor: Flying_Salt » Fri Dec 22, 2006 3:18 pm

Lol I put a ball bearing in there and blew in it to see what would happen. The marble shot across my living room and almost hit my cat.

Oh and my pipe is 1/2'' pvc
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