KN-1915 Plastic AMP Volume Switch fluted Knob

KN-1915 Plastic AMP Volume Switch fluted Knob:

KN-1915 electric switch knob.
This type knob is blacking housing outlook with special indicator lline from top to housing. Which is special is there is a grip around the indicator line.  And the line can be red and white color.
It’s easy to set on the potentiometer’s with 18 teeth shaft.
There oly one kinds of shaft for this knob.
It’s 6.0mm X 18 teeth shaft.
Black color is available.

Pls check the datasheet below:

KN-1915 18T: