SCI RN-99D(6.4mm) RN-99D(6.4mm) Control knob Black, White (Ø x H) 26.8 mm x 15.8 mm 1 pc(s)

Axle mount: 6.4 mm; Factory colour: Black, White; Material: Phenol; Product size (height): 15.8 mm; Product size (Ø): 26.8 mm; Type (misc.): With marking

Price: 1.49 from Conrad Electronic