The Wheels Manufacturing Solo-XD Singles Seed Conversion Kit ...
was designed to allow you to run a single speed drivetrain on a SRAM XD/XDR freehub body without the need to get a new wheelset. The Solo-XD conversion kit utilizes a base ...
This 1.8mm Cassette Spacer is perfect for using ...
a SRAM XD cassette on a SRAM XDR freehub body. It also is the right size for using an 8-10 speed Shimano HG-style cassette on a 11/12 Speed HG road freehub body. ...