plastic switch knobs Knob 14-16-4J plastic knob
15 years specially make many kinds of knobs materials:palstic bakelite size:according to customers'special requirement by T/T
Our knobs suitable for Audio,Potentiometers.
15 years specially make many kinds of knobsmaterials:palstic bakelitesize:according to customers'special requirementby T/T IN advance
plastic switch knobs Knob 14-16-4J plastic knob