NOTICE: The plates have been replaced by the Evo design that doesn't require any centering shims.
The Triad Slipper Clutch utilizes 3 identical plates made out of 7075 aluminum and then hard anodized to ensure a long life. These can be used to freshen up your slipper over a long period of use in either your stock or mod Avid Triad Slipper Clutch kit.