Why do you need a fork? Did you check you LBSs? With a 53cm frame it is a good bet they have a decent used for in stock.
Bike nashbar should have something.
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“One morning you wake up, the girl is gone, the bikes are gone, all that's left behind is a pair of old tires and a tube of tubular glue, all squeezed out"
Sugar "Kane" Kowalczyk