Rainger FX Dr. Freakenstein Bass DrFB This is an effects pedal that is a tuned-up version of the Rainger FX masterpiece, the Dr. Freakenstein Fuzz, for bass. With its unique ideas and design, it's a fuzz/distortion pedal with expressive and extreme sounds unlike any other. The included pressure pad foot controller allows you to control the harmonic frequency with the strength of your step. Used only at home, it's in relatively clean condition. Operation has been checked. Please understand that it is not new. This is a rare effects pedal that is difficult to obtain both domestically and internationally. Recommended for those who like unique and eccentric sounds. Accessories: Box, Instruction manual, Foot controller