Multiple available. Secure with a grub screw so ideally for smooth shaft pots. 33mm on the bottom, top bit is slightly smaller.
Bright White cupcake knob fender barrel 6mm vintage set screw amp amplifier
33mm Brown red knob mushroom amplifier radio control pointer 6mm oxblood
Vintage 1983 Casio VL-1 VL-Tone Working Boxed Bright White Superb Condition
5 Way Blade Switch W/ White Knob For Electric Guitar
Blade Switch W/ White Knob compatible with Electric
Switch W/ White Knob For Electric Guitar
