Get your semi truck Ready for the Road Ahead with enhanced brake control, with the Power Products 30" Rubber Swivel Air Brake Hose Assembly. This replacement hose cycles compressed air through brake systems, while resisting damage from high temperatures, UV rays, abrasions, and extreme pressures. Fashioned with a flexible and corrosion-resistant rubber for easy installation and long-term reliability. FleetPride is your First Click in Heavy Duty .