Features

• Grub-Screw Knobs with Fitted Caps. What is a Potentiometer?. A potentiometer (or sometimes known as Pot) is a variable resistor. They come in a wide range of shapes and are used in various applications in your daily life. How do they work?. Most potentiometer knobs are simply fixed on manually with a simple push by fitting it to the shaft. They either have a knob, screw, grub, or slider as a fixture that is used as a control element to vary the resistance between the middle terminal and either one of the outer terminals for the potentiometer. RS Pro Grub-Screw Knobs with Fitted Caps. RS Pro offer a variety of Grub-screw knobs with different types of finishes, shapes and screw fixings. Available in diameter range from 11.6mm to 28mm, with red, black or grey caps. Easy to fix on. Features and Benefits. Grub screw knob moulds in variety of shaft sizes and materials Available in diameters from 11.6mm to 28mm, with red, black or grey caps