This air pressure tube is designed for use in pneumatic systems, providing reliable airflow connection between components. It features a 6mm outer diameter and 4mm inner diameter, ensuring compatibility with standard push-in pneumatic fittings. Made from clear flexible material, it allows visual inspection of airflow and condition. The tube offers stable performance under typical pneumatic operating pressures and maintains flexibility for easy routing. Suitable for automation systems, pneumatic circuits, and general air transfer applications.