over 16.5mm

Vintage amp knob cream with black line for 6.35mm potentiometer.
Mounting with set screw
Diameter down: 20.5mm
Diameter up: [...]

Vintage amp knob yellow with white line for 6.35mm potentiometer.
Mounting with set screw
Diameter down: 20.5mm
Diameter up: [...]

Black knob like MXR. For Pots with 6,35mm shaft. Set screw.

Diameter down:28mm (1.09")
Diameter up :19mm (0.94")
Total height  [...]

Black knob like MXR. For Pots with 6,35mm shaft. Set screw.

Diameter down:23,8mm (0.94")
Diameter up :19mm (0.71")
Total [...]

Black pointer knob with white marking line. For Pots with 6,35mm shaft , set screw

Diameter down:27mm (1.04")
Total height :15.5mm [...]