The Grayhill 11K5014-JCNB control knob accessory is a versatile component designed to enhance the functionality of Grayhill encoders and rotary switches. Available in standard black or gray, it provides a secure and ergonomic interface for user control. The knob features a choice of mounting options, including spring clip (press-on) and metal insert with set screw versions, catering to diverse application requirements. Customization options are available for materials, styles, and colors, allowing for tailored solutions to meet specific design needs. This accessory is ideal for industrial equipment, automation systems, and other applications requiring precise and reliable control.