Direct Replacement Fit – Designed as a replacement hose for Tru-Air helmet forced air pumper systems, restoring proper airflow and comfort, Flexible Wire Reinforced Hose – Features 0.1 inch wire diameter for durability and flexibility while maintaining consistent air flow, 4 Foot Overall Length – Measures 4 feet overall with 33.75 inches of internal wire length for easy routing in race vehicles, Universal Application – Universal fit design works with compatible helmet air pumper systems for a wide range of racing setups, Single Hose Included – Sold individually, making it easy to replace a worn or damaged hose without purchasing a full kit.