Check the listing for details. Used Electro-Harmonix EHX Bass Big Muff Pi Distortion Fuzz Pedal. Condition: Used. Listed at 81.99 USD. Used Electro-Harmonix Bass Big Muff Pi Distortion/Fuzz Guitar Effects Pedal.Mint, with all original packaging! Orders placed before 12:00 PM Eastern Standard Time will ship same day! Orders placed after 12:00 will often ship same day as well, if not, they will ship next day.International orders: Please note that you will be responsible for any applicable customs fees or import taxes!Check my feedback and bid with confidence! The Prodigy reborn with underworld instincts comes to life wielding the drive of the original classic Big Muff Pi and the earthy support of a bass tailored design with no loss of low end. This is the pedal that bass players who loved the Big Muff sound have been waiting for. Features: True bypassTailor your drive/distortion sound with sustain, tone and volume knobsA dry switch that mixes your dry bass with the Bass Big Muff Pi's distortionA bass boost EQ switch that reintroduces your low frequencies when tone is set for high frequenciesBased on the Russian Big MuffTough and compact die-cast chassis9-volt battery includedOptional 96DC-200BI power supply available