[35mm Piezo]

1. This product comes exactly as shown in the main photo, please choose the head piezo sizes you need, and approximate dimensions are also as the photos.
2. This dual trigger can be installed under drum head and on drum shell to transfer vibrations to electronic drum modules.
3. No need to drill a hole on the drum shell, but will need to change one of the lug screw with the included screw and gasket.
4. It has a 1/4" stereo jack socket, great for using on acoustic drum shell or metal drum shell.
5. Depends on your drum module, will be able to get drumhead, rim, or rimshot sounds.
6. The longer wire of jack is for drumhead, and the shorter wire of jack is for drum rim.
7. Assembly instructions are in the photos. (Example : wood drum shell, head trigger is under top drumhead and rim trigger is close to top drumhead)