The 5/16" x 8" Blue Molded Air Tube from Coburn Company is designed for optimal air flow in various applications. This pack of 4 tubes is made from durable molded material, ensuring longevity and resistance to wear. Each tube measures 5/16 inches in diameter and 8 inches in length, making it ideal for a range of pneumatic systems. The blue color provides easy visibility, aiding in quick identification during installation or maintenance. These tubes are compatible with standard fittings and are suitable for both industrial and commercial use.