DOD Boneshaker Distortion PedalPlay a 7 string? Can't find a dirt pedal to really hold up with the low end you're looking for? Here's your answer. The Boneshaker is has a 3 band parametric EQ that drives its gain to add more frequency specific low end, more punchy mids and more responsive highs. Basically, more of everything! Black Arts Toneworks designed the Boneshakers circuit specifically for extended range guitars, baritone and bass anything heavy, loud and low. Additionally,