Hi all new bike ordered will be here next week now I've read the hub thread and I'm bit worried but my question is is git a new set just built 29er hope sapim and mavic wheels built of old bike I know they won't fit so gona rebuild em again to 27.5 but wondering what u think do I use the giant rims or buy new ones maybe stans flow or dt swiss or my favourite mavic? I'm gona use sapim laser spokes again make the bike lighter ?