A quick look on Google revealed the picture below. The stem appears to be an ahead with a quill adapter. Wheels Fir Antara on DA hubs, San Marco saddle and Spooky brakes, right?
I suspect the ITM finishing kit might mostly be Millennium, although that Aheadstem looks more like a Big One model based on the style of logo.
You're probably right about the brakes; Spooky have solid arms whereas Empella Frogglegs have a cut-out in the arms.
Tubs - Dugasts? I don't know if Challenge were up and running by then, and I'm struggling to think of any other skinwall/gumwall CX tub brands. Challenge would be a good substitute though and a bit kinder to your finances!
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