All genuine MTB Tools products are produced in our factory in El Cajon, CA, USA. This spacer is intended to allow the mounting of a 100mm wide hub on a 135mm wide front Fat Bike fork. It is designed to mount the rotor in the standard front hub location laterally.
Quaxar Axim WHITE ultralight floating disc brake rotor 160mm 69g! If you are currently running standard 160mm rotors with 6 bolt holes. The design allows the rotors to expand or contract with changes in temperature.