Abstract: A device for tuning a drum pedal assembly. The device is a rod, a weight with an aperture that is slidably mountable on the rod, and a means for fastening the weight in position along the rod. The present device can be used to tune a drum pedal assembly by setting the spring tension on the drum assembly according to user preference, removing the mallet shaft from the mallet base, attaching a rod and one or more slidable weights to the rod, moving the one or more weights along the rod until the rod reaches a desired reference position with respect to the pedal base, locking the one or more weights in position along the rod, and removing the combined rod and weight assembly from the mallet base is also provided.