KN-1250 Knob:

For our KN-1250. It have many different color that with a white or black indicator line on top and a small dot on the skirt. These knobs include a set screw and are intended for use on shafts that have a flattened area .
For this knob that’s a common replacement part the pedals that have smooth-shaft pots with screw fix.
There are one kinds of shaft for this knob.
6.35mm with brass insert and set screw.
Available color: red, green, yellow, blue, black, white, purple, cream,etc.

Pls check the datasheet below:

Material: ABS Shaft: 6.35mm
Color: red, green, yellow, blue, black, white, purple,etc. Height: 10.5mm
Diameter: 15mm Top Diameter: 13.13mm
Operating Temperature: -25℃~+85℃ OEM or ODM: Available

KN-1250 6.35mm: