boyd, williams, reynolds, and soul are the top 4 wheels that come up everytime someone ask's this question. I think you can do very well on ebay so long as you dont mind slightly used gear, you just have to spend a few more bucks afterwards and have your lbs retension and true whatever you buy.
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2010 Kestrel RT900SL, 800k carbon, chorus/record, speedplay, zonda
2000 litespeed Unicoi Ti, XTR,XT, Campy crank, time atac, carbon forks