The Bendix 71 psi 1/4"-18 NPT Control Port Synchronizing Valve is designed to open at 71 psi and close at 62 psi, allowing for consistent and reliable air pressure. The valve is constructed with a supply port and an exhaust port with a breather, making it easy to install and maintain. The valve is also designed with two mounting holes, allowing for secure and reliable mounting. This synchronizing valve is the perfect choice for any air brake system, providing reliable and consistent air pressure control. FleetPride is your First Click in Heavy Duty®.