783-0173, TE Connectivity, TE Connectivity 19mm Black Potentiometer Knob for 6.35mm Shaft Splined, KD700B1/4, Brand TE Connectivity, Shaft Size 6.35mm, Shaft Type Circular TE Connectivity 19mm Black Potentiometer Knob for 6.35mm Shaft Splined, KD700B1/4