This item should not be used in conjunction with the High Speed Gear Coupler.  Sold as part of the High Torque Dustin Motor package, or by itself.

This can be used on either the Dustin 1 or 2 motor, or on your customized DeWALT 24V Hammerdrill transmission .

- Enhances the stock DeWALT gearbox by replacing its weakest component, the plastic ring gear with a STEEL one
- For high torque operation
- Retaining ring eliminates the need for an external clip