A small but highly loyal group of riders around the world trusts in the
mighty 540 hubs. Designed from the ground up for tandem and other heavy
duty applications, it is the kind of dinosaur that survived for all the
right reasons. Steel axles, rotor bodies and a stout aluminum hubshell
rolling on oversized bearings complement the durability of our trademark
Ratchet System freewheel system to create a hub that can go around the
Find the right conversion kit to convert your hub!