208 spud gun
For this simple spud gun you will need: -
Stage one.
Take the 20cm pipe and glue in the pezio, making sure it still sparks.
Stage Two.
Glue in the end caps, making sure that you don't glue the removable cap in.
Stage Three.
Glue the T adapter to the pipe and the other end cap to the branch off of the T, making sure not to glue in the removable cap.
Stage Four.
Glue the 208cm barrel onto the T and wait 24 hours for the glue to dry.
After the glue has fully dried go to Firing to see how.