Sorry to post again I’ll post more pics of related things and parts I have made up and printed

Thanks everyone I didn’t even realize I had got reply’s until just now! Yes i was going for a coaxial design the small groves were to allow the chamber to be filled past the piston or an equalization channels as there is none on the piston itself and a spring would also be used to aid in the sealing...

7A310B0F-7133-45BD-850D-6A43AFB70666.jpeg Hello all I appear new to the forums, but I’m really not! I have been on here since dial up internet, and the spud tech site forums. Anyhow I stop in now and again to see what’s new here, and what badass things you creators have made! With that being said, ...