SPANK Hex E-Plus Freehubs, are universal fit to all SPANK HEX Drive Hubs, and comprise a steel freehub bosy and high grade bearing certified for E-Bike use.
It takes less than one minute to swap out a freehub on a SPANK Hex Drive Hub.
Regardless of your hub spacing (eg: 148 Boost, 150/157, or 142/135), The HG, XD and Microspline Hex freehubs are universal fit to any of these hub spacings. This means, in under a minute, you can change any SPANK Hex Drive wheel to be 100% E-Bike ready! It couldn't be any easier!