I can understand both sides here. I have straight 2x3 tubing for my rails. I was thinking of running .5" stainless tubing through the rails. AfterI ran the lines I considered drilling several .25" holes a few feet apart and injecting foam. I would think this might help with the vibration. By doing this though, I may defeat the purpose of running stainless. I say this, because I have heard that stainless needs to remain unpretected and free to an oxygen environment. But I would feel better running stainless rather anything else. Okay.... now I'm really
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