Is it a track hub or a geared freewheel hub?
If it's a track hub then just thread it on if a freewheel hub there is some respacing and redishing that needs to happen to get the correct chainline. If you are asking this question, I'd leave that to a shop.
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I'm not one for fawning over bicycles, but I do believe that our bikes communicate with us, and what this bike is saying is, "You're an idiot." BikeSnobNYC