This Harmony XB4 head for joystick controller operates with 2 direction spring-return-to-zero-position mechanism. It has a chromium-plated metal bezel. This head with operating shaft provides an ergonomic interface for controlling your machines. It is easily installed and replaced on compatible joystick controllers and provide a smooth and precise control of your machine in a variety of industrial applications. It is impact resistant, dust resistant, water resistant and vibration resistant thanks to its IP66, making it ideal for operation in harsh environments. It is ideal for applications requiring good resistance to chemical agents and/or double electrical insulation.