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any suggestions for a 4" barrel?

Post about things you have launched or thought about launching. Also post about various materials used for building cannons. No posts about explosive projectiles!
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Unread postAuthor: WOW!! » Thu Jun 15, 2006 4:08 pm

Take that expanding foam, take a peices of 4" pipe(barrel)and put a bag in it, fill it with that foam and then let it drie and pull it out and you have a "pistion". This way you can put anything in there. You could also use bondo bombs. Do you have any viedo of it if your done with it???



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Unread postAuthor: Shrimphead » Thu Jun 15, 2006 6:11 pm

The regular rolls of tp are supposed to fit in 4" if you take just a little bit off of them.
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Unread postAuthor: ProfessorAmadeus » Thu Jun 15, 2006 7:43 pm

you could use old propane tanks for camping. im told that those fit.
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Unread postAuthor: schmanman » Thu Jun 15, 2006 7:49 pm

lawn darts with wadding work wonderfully!!! Yay Jarts
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Unread postAuthor: ProfessorAmadeus » Thu Jun 15, 2006 7:54 pm

arnt those illegal? well i just bought some last week at a garage sale for two dollars. They to are Jarts and schmanman those are worth abput 130 for a set so i wouldnt shoot them out of my cannons.
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Unread postAuthor: schmanman » Thu Jun 15, 2006 8:05 pm

Oh,come on, They fly GREAT and make a nice noise when they hit cardboard. I found 6 in someones garbage last year. They are not illegal to own, but they are illegal to produce
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Unread postAuthor: Mihlrad » Thu Jun 15, 2006 9:09 pm

pumpkins... and how monstrous an air resovoir are we talking about here?
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Unread postAuthor: WOW!! » Thu Jun 15, 2006 9:38 pm

May i ask why are lawn darts illegal??
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Last edited by WOW!! on Fri Jun 16, 2006 10:11 am, edited 1 time in total.
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Unread postAuthor: ProfessorAmadeus » Thu Jun 15, 2006 10:01 pm

they got stuck in a kids head because they where beung morons
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Unread postAuthor: djt » Thu Jun 15, 2006 10:15 pm

lawn darts...not ringing any bells. sounds like some toy from the seventies or something. what are lawn darts?
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Unread postAuthor: ProfessorAmadeus » Thu Jun 15, 2006 10:24 pm

this is what they look like.
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Unread postAuthor: schmanman » Fri Jun 16, 2006 7:48 am

WOW!! said
May i as kehy are lawn darts illegal??



They are not illegal to own, but they are illegal to produce
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Unread postAuthor: sgort87 » Sat Jun 17, 2006 10:20 pm

And illegal to sell. Garage sales don't count.
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Unread postAuthor: Potatothunder » Sun Nov 05, 2006 1:07 pm

How about toilet paper. just put som tape over the hole and if its too big unravel it some :idea:
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Unread postAuthor: jjjd » Sun Dec 03, 2006 1:20 pm

One word, well two -Toilet Paper, add a little wadding and you can cover a house in under 10 secs
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