Product Details: The Bendix R-14® Series 4 psi Crack Pressure Air Brake Relay Valve is designed to increase driving efficiency and security. It incorporates a quick release and anti-compounding feature that enables it to function as a spring or service brake relay valve. This valve also includes a universal mounting bracket that makes it simple to switch it out with different relay valves. It has a gross weight of 1.588 kilograms and a net weight of 1.588 kilograms. It is also capable of reservoir or flange mounting. This reliable and durable valve is the perfect choice for any vehicle. FleetPride is your First Click in Heavy Duty®.