Update your semi truck with enhanced brake control, with the HD Value 1/2" Nylon Air Brake Tubing that ensures you're Ready for the Road Ahead. 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.