This kit will work with GCB-95. All Revisions. Choose your revision from the drop-down menu. A picture of the revisions circuit board will be shown. Color of board and components may be different but the board layout should be the same.

Here's some pics to help identify what revision you have: https://griffineffects.com/info/how-to/identify-dunlop-wah-circuit-boards
If you need help identifying which revision you have, contact us.

The Q Control kit adds a potentiometer that varies the vocal content of the wah. Goes all the way from no vocal content to a lot of vocal content. More vocal content than the stock pedal.

Kit includes:
Potentiometer
Knob
Wire
Solder Removal Braid
Wire
Instructions

This kit requires drilling a hole in the enclosure.
Knob style may vary depending on stock.