Thoughts on this Carbon Wheelset?

http://cgi.ebay.com.au/2010-Swordfish-50 mm-CARBON-aero-wheelset-700c-shimanoAU_W 0QQitemZ290399774132QQcmdZViewItemQQptZA U_Sport_Cycling_Parts?hash=item439d2ce5b 4

im looking to find a carbon wheelset for Crit racing & TTs, was looking

I'm from the US and converted to USD @ $600. Those are a great deal for a 50mm wheelset.
They look like a solid wheel-set but I have never heard these manufactures.
Going for a second hand Zipp, or Renolds...As long as they are trued, and

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