Originally Posted by
LesterOfPuppets
Might be a Kilo TT, with different fork. Rear rack holes in seatstays me think it's gotta good chance of being some kinda BD frame.
IT looks an awful lot like the ones at
http://purefixcycles.com.
All the seller says is "Custom fix gear bike. Completely unique, won't find another like it. Good condition. Willing to negotiate."
I think it's worth having a look, maybe try to negotiate the price down a bit.