Poly-Aluminum Snap-in Rotary Knob - OD: 21mm / H: 17mm
This snap-in knob is made with aluminum on the outside and plastic inside. The surface is frosted for a nice texture. It fits the most popularly used potentiometers with round shafts of 6mm in diameter.
* Material: Poly-Aluminum
* Bottom Diameter: 21mm
* Height: 17mm
* Potentiometer shaft hole diameter: 6mm