Quote Originally Posted by hbh2oguard View Post
Ace I was think about that but the guy at the LDS said o rings blow out all the time with the extra pressure and it's bad for the reg. Don't know if that's true, any opinions?
That is correct. O-Rings blow and the wear and tear on the Reg with High Pressure.

Look at what you are trying to accomplish, is is "time", is it "Safety" is it ...
"etc..." and go with that.

I prefer DIN personally and carry the converter when traveling.