- Adapts 35mm CenterLock rotor-mount splines to accept an International Standard 6-bolt, 44mm BCD rotor
- Does not fit Saint-style 47mm Oversize CenterLock, and will not work with thicker, aluminum-carrier Hope 2005+ style Mono-series rotors
- Designed for up to 210mm rotors
- Tabs in adapter mate to (6) M5 rotor bolt holes and is secured by CenterLock-style lockring, sandwiching 6-bolt rotor to adapter
- Lockring requires a 16-notch external bearing bottom bracket wrench
- CL-IS adapter is black and lockring is black with silver etching: 29g