Also,in australia,1/8 bsp schrader valves at AG wholesalers.com.au(screw in type)
Should mention the seller said he has had them up around 500psi.

Thanks Filippo.san,i'll do some experimenting.I haven't tried but maybe a slide valve like Jackssmirkingrevenge suggested,palmers pursuit have some that can hold a fair amount of pressure.What about a mechanical valve,like a qev but with a button for a trigger,some work when you press the button or ...

Yes, i looked at Gippeto's tutorial,i thought i could get more pressure from a fridge compressor,and the hill pump a lot more,i can get a fridge compessor for about $20ozzy.The hill is quite a bit more $289,so after a couple of hundred hours reading spudfiles,i think thats the way i'll go.I;d really...

Thankyou again Jackssmirkingrevenge,i have seen these examples,but my air supply(soda stream bottle)chamber/ball valve,will be connected to the "A" port of the qev.i wanted to get a few shots out of it.i am presently stuck with a shock pump but intend on getting a fridge compressor and a hills mk3 p...

Thankyou Jackssmirkingrevenge,on the pilot side of the qev i can put a tee fitting and use a blowgun and schrader valve or quick connect fitting.I wanted the pilot area to be small as possible so i wouldn't waist too much air.I still don't understand,wont this method empty the air chamber with one s...

Thankyou Jackssmirkingrevenge,on the pilot side of the qev i can put a tee fitting and use a blowgun and schrader valve or quick connect fitting.I wanted the pilot area to be small as possible so i wouldn't waist too much air.I still don't understand,wont this method empty the air chamber with one s...

Hi,i'm new here so i hope i have posted in the correct place.I am buildind a gun similar to Filippo.san.The qev i am using is the cylindricl type 1/4 bsp(about 8mm id)and 1/4 bsp fittings also 8mm id.The exhaust port is about 20mm long,the entrance(where the seal sits) is 7mm and the outlet is 8mm?M...

very,useful info for a beginner such as myself.The links are great as well.Thankyou.(you won't believe this but as i was reading,my fridge comp started to die)another mission.Thanks for the help.