The White Industries freewheel tool is a 4-notch tool that is used to remove White Industries freewheels from any hub, including Track, ENO and ENO ECC (eccentric) hubs. It features a second, offset access hole to allow the tool to be secured to the axle on eccentric hubs when removing the freewheel. It will also work on other branded freewheels with a 4-notch tool interface. Notes: Always make sure to secure the tool to the freewheel with the axle bolt during removal The tool works best when clamped in a vise and the wheel is used for leverage