Originally Posted by
bikecrate
I was hoping a trail bike might do since it would be more versatile and lighter.
If your wallet is big enough there are sub 25 lb fat bikes...pretty much all carbon parts. My fat bike weighs in at 26 lbs...Carbon Frame, Bars and Wheels. The Onyx hubs are heavier though.
You can also buy a spare wheelset to use 29 x 2.5 - 3.0 tires when fat tires aren't necessary.