I used a pool noodle once but due to the closed cell foam construction, they tended to get all the closed cell bubbles popped and they go flat after a while. I stopped useing them as I found the dense open cell foam works better.
I just used 2 sheets of 1/4" neoprene for my 3" porter, i have fired it over 100 times, so it seems to be working pretty well.then again i have a really light piston, and and extremely solid pilot plug
I might be getting 6 1/4 qevs of someone. I will make alot of the into pellet and bb guns but i was just wondering could i pilot and fill one out of...
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ok thanks im going to make a schrader one half coaxail were it copper joins around the barrel with a Y.