Descriptions:
1.Rotary Knob is useful for connect the rotary Potentiometer, usually multiturn linear potentiometer which always use as volume control switch.
2.Replacement part for audio device, 4mm round shaft can be push on it easily.
3.360 degree rotary knob for easily control the potentiometer.
4.Electronic Control Potentiometer Knob For 4mm Diameter Shaft, Volume Control Knob, Audio knob, Guitar Knob，Electric Guitar Knobs

Features:
Product Name: Guitar volume knob
Color: Gray
Material: plastic
Fit for Shaft Hole Diameter: 4mm/0.15-inch
Size: 15x21mm (D*H)

Package Content:
2Pcs x Guitar volume knob