WH120-1B-3P  L15  18T volume control 20k linear potentiometer,wtih plastic shaft and plastic bushing,have 6 pins ,the potentiometer total rotation angle is 300°± 10°，The rotary life is 10000 cycles.Potentiometers are used in car audio, walkie - talkie, communication equipment, mixing console, multimedia audio,The products mainly exported to Korea,India,Candan,Italy,and USA.Yuhao Limited had gained a good reputation on supreme stable quality, prompt delivery and excellent service.