Notes: Based on the Vertex Steel String Clean Drive circuit. Features high quality parts (1% metal film resistors, Switchcraft jacks, Alpha pots and custom knobs). Requires 9 volt DC power. We've modified and repaired gear for professional musicians - including members of Megadeth, Anthrax, John Mayer, Bruno Mars, Counting Crows, Lucinda Williams, Joe Walsh, Tracii Guns, Jake Shimabukuro, Devon Allman, Five Finger Death Punch, Son Volt, Wilco and Smashing Pumpkins. Check Out Our'About Me' Page For More Info On Our Chicagoland Store!The item "Pedal PCB Steel String Stinger Vertex Dumble Clone Alchemy Audio Guitar Pedal" is in sale since Sunday, June 2, 2019. This item is in the category "Musical Instruments & Gear\Guitars & Basses\Parts & Accessories\Effects Pedals\Distortion & Overdrive". The seller is "alchemyaudio" and is located in Chicago, Illinois. This item can be shipped worldwide.