EVH D-Tuna black part of the Floyd Rose bridge

EVH D-Tuna Drop-D Tuning System

The EVH D-Tuna is a revolutionary device that lets you to drop from E to D and back, in an instant!. It is made from the highest quality hardened steel. The patented design allows for precise fine-tuning adjustment, is simple to set up, easy to use and really works! The EVH D-tuna was designed to adapt to a double-locking tremolo, such as a Floyd Rose® or Floyd Rose®-licensed version fine tuner tremolo. The D-Tuna has been standard equipment on Eddie Van Halen's personal guitars as well as signature series locking tremolo-equipped guitars since the early 90's. Since then, thousands of D-Tuna's have been sold worldwide.