Description Are you looking for a professional, yet affordable effect pedal knob? Are you in search of a sturdy, trustworthy tool that can do multiple jobs at once? If yes, look no further! Our professional effect pedal knob must meet you needs. It is one of the best choices for you. Features - Color: As shown. - Size: 1.9 x 1.87 x 1.48 cm. - Material: Acrylic. - Use for Amp Knob / Guitar Effect Pedal Knob. - It is an essential part of the guitar. - Can improve the effect of guitar music in a way. - Feel the sound of the amplifier and get lots of natural and focused tones. - Four adjusting knobs for complete sound manipulation, true-bypass wiring to minimize the signal loss.