Nice. That's almost exactly what I'm looking for. How's the output on that valve, kablooie? Good enough cfm for a BBMG, I assume?

Thank you, it did indeed. I'll take a look about and see if I can find a ~120 PSI max (or more) variant of that sort of thing, assuming such a thing is available. I'll get my drawings put up eventually, probably in another thread. My scanner is being a lot more stubborn than I'd hoped. Also, my prot...

Thank you much! I definitely appreciate the tips on barrel and regulator. If that system handles the various BBMGs listed on neospud, it should certainly handle mine, and I don't see why that sort of barrel wouldn't work perfectly fine. I'll see what hobby stores are around here. Also, Carlman, if y...

Well...a clear chamber would work wonders, except for the fact that my friends and I play the vast majority of our games at midnight or later, with no lights on our playing field.

Thanks for the welcome. As of now, all plans, etc, are in paper format, and my scanner is in somewhat of a Schrodinger's Cat status. I have no drivers for it, and thus it either works, or it doesn't....and I don't know which just yet. I'll get them at some point here today though, if I can, and toss...

Yay, first post here and whatnot. Anyway, on to business. I've built a few spudguns, etc, and now I've decided to move to something a tad more fun - and usable in unofficial airsoft games. I've already got plans for a prototype made up, I'm going to obtain and use a 5 lb CO2 tank, it'll be a half-ho...