Just that there's no reviews, so I don't know whether the BB shell/headset might need doing in a shop, the derailleur hanger might not be included, it might be really flexy, paint might be really poor quality, drilled/tapped parts might not be straight, etc.
Despite the many convincing arguments from everyone else I am resolute in my desire to take stuff on front racks/anything cages! So it's ruled out sadly. Also I'd prefer 700x40 or 42. I'll put it on the spreadsheet though.
Just that there's no reviews, so I don't know whether the BB shell/headset might need doing in a shop, the derailleur hanger might not be included, it might be really flexy, paint might be really poor quality, drilled/tapped parts might not be straight, etc.