One as the reservoir and one as a chamber to shoot the bullet.
Diy air gun trigger valve.
This valve is made with pvc pipe fittings and some other random hardware.
How a qev quick exahust valve works.
Complete tutorial and how it works.
First you close the trigger and pump it.
Enjoy the video below demonstrates the power of the cannon at only 50 psi.
It is equipped with a modified sprinkler valve to release the pressurized air instantly.
This gun has a low volume high pressure air tank and a short barrel to maximize the projectile s velocity.
Instead of just a reservoir to keep the pressure i made 2.
I ball valve between reservoir and chamber one ball valve between barrel and chamber.
Https youtu be 4hqo6bhij2g this video is for simplified airgun valve system i designed it for my homemade airgun.
See how it works.
A paintball tank for the air the valves regulators will be the same as from the paintball gun but the gun itself is expensive to import to countries like aus permits fees licences blah blah.
So thats why i use 2 ball valves.
The ball valve trigger has since been replaced with a valve from a sprinkler system giving this high power pvc air cannon a fancy brass trigger.
Of course for a single shot this isn t a problem just remember to take your finger off the trigger.
This is my reposted video showing how to make pcp air valve for homemade airguns sorry for the inconvenience earlier youtube deleted my video please suppor.
Assuming you cant own firearms the basic principle of this gun.
The air gun can shoot potatoes or anything that can can fit into it s 1 2 barrel.
Aim your cannon in a safe direction away from houses and people 4.
It looks awesome and can kill a watermelon from.
Launch by attaching the 3 9v batteries to the sprinkler valve wires 5.
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