Originally Posted by
Rick@OCRR
Wow, I'm impressed. Fixed gear in the snow . . . with zip ties and disc brakes! This rider really rocks and gets my vote for hard core rider of the year.
Rick / OCRR
I can't tell for sure, but that rear hub looks large, like an internally geared hub. You'd need some sort of non-rim brakes for this work, so the disk brakes are pretty much a given.