oh alright.

Do they need to have o-rings?

and ill probs cast one out of epoxy, but it will still be heavy.
Is it possible for it to crack? and whats the best way to attach the sealing face?

Hey pyro ninja

Yeh money is not that big of a problem.

So ill go for brass, and that picture is almost exact to what i want, except ill have a small chamber going under like in my paint drawing.

I Wont this to be VERY powerful.

What type of trigger did experament_u2 use in that cannon?

And a ...

Fair enough, 400FPS is good enough for me.

Just need to get a QEV, they have them on ebay by anychance?

Is that sarcastic?

But none the less the barrel is circulat enough and is fairly accurate
(ive used it on a 1" Sprinkler valve with a 2" x 30cm PVC CHamber)

Thanks,

Ok cool thanks, i just need to get my hands on a QEV and the stock, if i dont get the stock, ill jst make one.

Anyone able to run some data through that program ddgt of w/e? I havent used spudfiles in so long i'm loosing my knowledge.

Just want to know how performence would be with the following ...

Oh alright ill PM some Aussies about them.

Serious? I thought they were rated to like 200PSI MAX
Learn something new everyday !

Ammo is not a problem, i fire 9mm Lead sinkers (I get them hell cheap)

My plans are changing tho...

Im thinking keeping the same setup, with the barrel and QEV but ...

Hey!

Ok, any ideas where i can get one?

Im in Australia does BC Arms have them and ship to AUS?

Or does anyone know somewhere better?

I think i'd for the 1/2", Whats the pressure rating like on them?

Hey guys,

i'm starting to get back into the spud gunning :roll:

My plans are to build a Pneumatic inside of a Sterling rifle stock.

I want it to be all metal, now here comes the questions:

Does the paint design show any flaws? I've never made a piston, but theres always a first time for ...

Hey,

I cant upgrade to metal, it will remain Pressure PVC.

Im using a sprinkler valve, actuated by a blow gun.

I'd say my barel is excellent, marbles fit with about 1mm gap.

Ok pics are up.

I Think im going to keep the chamber the same size but maybe decrease barrel length to... hmmm lets say ...

Hey guys,

i know i havent been around in a long time, i've just been so busy.

I've finaly decided to add those finishing touches to my marble gun.

Now my barrel is curently copper sleeved in 3/4" PVC and fits marbles perfect, but its 90cm Long.

My chamber is 2" Pressure PVC (its an under over ...

The ignitor is on the bass of the cannon, attached to the screw lid.

Look Carfuly before posting Usless comments.

Btw, its a Piezlo Sparker i beleive. (Push it and it makes a spark )

Might have got the name wrong but eh.

I beleive it is not pressure rated, as i once read on a topic, how to tell the difference. LOOK at the pictures he posted, where the smaller side of the bell reducer connects to the pressure side of the sprinkler the valve, the socket is like 1cm deep.

but lets not cause a huge debate about it. Hes ...

Hey, those first few pictures look exactly like this design...

http://www.instructables.com/id/Airgun- ... ase-Valve/

thought that might help. or is that where you got the design from ? i mean other then the condor rifle.

Rivver mate :wink:

Murrey, its gone down like 2m where we are, and were starting to get a mud beach :cry:

Its becoming dangerous for wakeboarding and al that stuff because you cant be to close to the banks because of trees in the water, and they are not alloud to b removed because f the farking ...

Well after reading every post i decided to post some of me and my girlfriend :roll:

I dont really have any of us togethor, although weve been togethor for about 3 months now but this should suffice...

EDIT:

@Mr.C: There is a woman who is like 7ft tall or bigger and lives in china or something ...