Bike polo all stars and tough-wheel aficionados will love Surly's Ultra New Polo Rear Track Hub! This gorgeous hunk of aluminum boasts reliable sealed bearings and threads for a freewheel on one side, and a fixed cog on the other so you have a choice in your gearing. Plus, this hub is available in both 120mm and 135mm widths, so any bike could become your chosen polo steed.
Freewheels sold separately.
This hub is drilled for 48-spoke wheels.