Prepare your semi truck to be Ready for the Road Ahead , with the with 3/8" Female Swivel Ends that offers enhanced brake control. To effectively cycle compressed air throughout brake systems, this replacement hose is crafted with a durable composition that resists damage from UV rays, high temperatures, pressures, and abrasions. Fashioned with a flexible and corrosion-resistant rubber for easy installation and long-term reliability. FleetPride is your First Click in Heavy Duty .