FLO is using proprietary hubs sourced from somewhere in the far East, presumably. They are basic, solid construction, and will eventually be offered with an optional ceramic bearing upgrade.
TriRig got opportunity to have a first look at FLO Cycling's new FLO 60 and FLO 90 wheels, which are going into production in the next couple months. These wheels bring top-level aero technology to an entry-level price point. They're pretty sweet, if we do say so ourselves.
TriRig's full, in-depth review of Zipp's entire tri lineup, including the 303, 404, and 808 Firecrest wheels, + the Super-9 disc. Athletes can now choose their weapon with unprecedented precision.