K-21 20mm x 19mm Black Potentiometer Knob for 6mm Shaft :
This is a Potentiometer Knob Rotary Switch Cap with a 6.3mm inner diameter. It easily fits with potentiometer, Rotary switches used in various electronic devices. The knob makes it very easy to rotate and vary the switch rotation.
Features of K-21 20mm x 19mm Black Potentiometer Knob for 6mm Shaft :
- Easy and smooth rotation.
- Fast and accurate adjustment.
- Shock-proof protection.