Mentor 4332.6001 Control knob + hand Black (Ø x H) 20 mm x 15 mm 1 pc(s)

Axle mount: 6 mm; Control knob features: + hand; Factory colour: Black; Product size (height): 15 mm; Product size (Ø): 20 mm; Type (misc.): Matt

Price: 3.79 from Conrad Electronic