@Jason J
Cinch is what we use in Europe for the RCA (phono) plugs.
About the bass:
I think it will be best to suck it and see (listen) when the things finally have made it over the big pond...
About the ICBM:
It IS a very useful thing, and a tweaker's heaven, but sometimes a hell, because a nerd like me will never stop twiddling the knobs...
Barend