The Roland KDA-22 is a kick trigger that you can install into any kick drum. It comes with everything you need to convert a 22" acoustic kick drum into an amazing looking and feeling electronic kick trigger. Need a 22" kick drum to install this on? We sell Pearl drums and more brands are on the way soon. Check out the video for installation. Don't want to install it yourself? We can get the shell from Pearl, install the KDA-22 for you no charge for the labor, and then ship it ready to play. With free shipping, and no tax outside of TN. Allow a few weeks for delivery and installation on easy to get in stock kick drums.