Use a washer or make a spacer that looks like a washer and match the ID and OD to your cannon. You will have to drill holes in it for air to pass through. Welcome to the forum! I WANT TO GET RID OF MY ANGER THROUGH THE SHOOTING OF SPUDS Oh wow, you've absorbed the first rule of Spud Club already! I...

Check the flatness of the sealing face by putting a light coat of lipstick or alike on the sealing face and use a washer on a bolt and lightly press the washer against the sealing face and check the mark the lipstick leaves on the washer. If it's a good mark all the way around then it's probably th...

Hi, so here is my project: https://photos.app.goo.gl/ClYq6eN5uE853Sdf1 my problem is that when i pump air in, there is leakage through the front of the barrel, the air doesn't stay in the reservoir in the chamber and round the barrel as it should, i don't know if it's the pistons' fault or maybe the...