Thank you very much for your help everyone, I like clemsonguy's suggestion (I do want to keep it simple for a first run), but I was curious about a couple of things: Are there variable-PSI pop-off valves? If I could tweek the max pressure from there, I could dial in the cannon. I am not exactly the ...

Good afternoon everyone, I am currently in the design phase for a pneumatic cannon for use in airsoft. Most of what I have been able to read has been "NEED MAOR! SHOOT FASTER!" which is awesome, but not for use on an airsoft field. Safety is my PRIMARY concern with this build both in use as well as ...