Universal Mountable Bass Knob With Voltage Meter

Select the size and model in the options above !

Make sure screws are not too big for the holes, If they are drill the screw in reverse until it burns through the other side so it doesn't crack the plastic if the screw is too big !

1 to 3 day processing time. Free shipping can take up to 5 days to deliver, but you can purchase " Priority Shipping " to receive your spacers within 2 days once your order ships !