MXR M102 Dyna Comp Pedal The MXR M-102 Dyna Comp Pedal creates infinitely clean sustain. It uses a signal-limiting processor that varies its gain so that the output signal stays constant. The MXR M-102 Dyna Comp Pedal features Output and Sensitivity knobs and LED on/off indication. Our Web Price: £63.00 (Including V.A.T. at 20%) Order Quantity: