I would avoid getting a draft at all costs. In fact, I'd probably have intercourse with someone in my immediate family before I got a draft. And this isn't the deliverance.
Why not get a decent road bike from CL? You can find some decent ones for around what you'd spend on a draft, it will have gears (a greater range of resistance for her), and you wouldn't have to buy a freewheel. If you're really set on a draft, someone mentioned they picked up a Madison for $340, or again, the Kilo TT - if brakes & cost are an issue, stop by a used shop or head to Craig's List.
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saddle sores bike club | prepare to be rode