SPUDGUNS work better for me than the anger managment classes. Of course the Canadian Geese that land in my pond don't think so.

Every manufacturer of PVC says never use plastic pipe fittings for compressed air or gas

Try McMaster.com that where I buy.

I live so far out in the country that I hear guns going off all the time. Besides no one will object to spud guns if I keep them on our 6 acres.

I cleaned up your picture, but can't do anything about the shirt thing.

<img src="http://www.pineridge7.com/sw3/images/cleanup.jpg">

Nice rifle BTW

Are you using aerosols or propane as a propellant? Nice compact mini, dude.

Boilingleadbath thanks for the assist.
I noted the source code that you provided and will use it in future posts, I'm a quick learner.

If it's a 12 gram <a href="http://cgi.ebay.com/New-Brass-Eagle-12g ... g">this</a> will this help.
(link modified by boilingleadbath to prevent post from breaking the tables)

Thanks, but credit for the basic design goes to Latke. We decided to take the basics a few steps further with the Cam-Lock, on-board electronics including spark strip and batteries to make the unit more portable and self contained. I also liked the idea of the waist strap for the bottle and a few ot...

Just finished up a smaller launcher that still packs a good punch. It is roughly a 440ml schedule 40 PVC combustion chamber, has metered & regulated propane injection utilizing a waist suspended propane bottle connected via an umbilical hose, uses a magnetic LP bottle holder, 55" x 3/4" inch breech ...

Don't know what your tanks look like in Australia but here they look like this. (note this is a small tank)

<img src="http://www.pineridge7.com/sw3/images/bottle.jpg">

Look for deals on regulators at eBay.

That's what I call a marker with "ATTITUDE" Neat project.

Now if we can just get you to work on those close-up pictures a bit.....

You'll need a regulator & gauge assembly on the bottle to reduce the pressure at the jug. Then get yourself a short length of air hose with an air chuck installed on the end of it. It should be pretty simple.

You can use a 1.5" cam lock on a 1.5" barrel if you want to turn some of the diameter off the barrel. If you don't want to compromise the strength of your barrel then jump up one inch size on your Cam Lock and your barrel strength won't be compromised. Here's a link to a picture of my launcher using...

Nice serious sounding cannon, and I'm still laughing my arss off after watching that video too!