Alright so this is my second pneumatic, the first one was a double 4 inch chamber dual 1 inch sprinkler valve gun but turned out to be way to big to transport or even shoot. So i decided to recycle some parts and put them towards a new better designed gun. I usually try to get the most power possibl...

Ok my gun is just about done. The valve is a 3" piston in a 3" tee with a 2" outlet. My first piston was made out of a food can with tape around it and it worked ok but pressure leaked out the barrel. When i took it out it was all bent up after just 3 shots so i decided to make a new one out of hot ...

Thanks jrrdw. jor2daje that diagram helps a lot, im gonna put the outlet pipe in through the tee pushing outward and then glue on the female thread adapter. That way no glue gets where it shouldn't be, plus i wanted to have removable barrels anyway. And what you show on the pilot side is exactly wha...

Hi im planning on making a gun with a piston valve soon. My first pneumatic was a dual 1" sprinkler valve setup but it leaks and doesnt fill up anymore. I want to build a new one with even more power so im gonna try to make a piston valve out of a tee with a over/under setup. I was planning on using...