The FESTO PUN-6X1-DUO-BS is a compressed air pipe designed as duo tubing made from durable polyurethane. It features a 6 mm outer diameter with a 4 mm inner diameter, offering efficient airflow through a compact design. This tubing supports operating pressures ranging from -95 to +10 bar, depending on the temperature, and has a flow-relevant bending radius of 26.5 mm to maintain optimal performance without kinking. Available in a blue and black color combination, this product is supplied by BSP Automation, providing reliable tubing solutions for pneumatic applications.