I am not a Trek fan but if as Tugrul is is the 'fancy' frame with those cool saycap/dropouts and the RD cable through the stay I woulf go for that. if they are from the same seller try for a package deal.
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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