You'll get a better response if you pm nhalliday, who is a member of this forum, and RS's purchasing director.
Basically the situation is as follows:
They can get you any product that Paradigm make, speakers and subs not a problem. However you will have to wait for them to be shipped over from Canada. Ask Apocalypse about this for a better idea. He recently received his Studio/40s and Studio/CC, having waited several months.
I don't want to put you off, as you will be buying probably the best price/performance ratio products in the audio industry, but it isn't easy.