RAF MRTT, anyone?

After seeing one of these parked on the tarmac at KWI the other day (alongside an RAF Globemaster III, a USAF C-5 and an RCAF CC-150 Polaris...) I'm wondering if anyone knows of any models of this, or is interested in converting any of the existing A330 models into this:

Air-to-Air Refuelling | RAF Voyager

http://ift.tt/1Rcn5H5