Equip your semi truck to be Ready for the Road Ahead , with the HD Value 3/8" Nylon Air Brake Tubing, a key component that offers enhanced brake control. Due to its rugged composition that guards against abrasions, high temperatures, and extreme pressures, this replacement hose is the ideal solution for cycling compressed air through brake systems. Constructed with a flexible and corrosion-resistant rubber for simple installation and long-term reliability. FleetPride is your First Click in Heavy Duty .