The Prima Brake Components Bobtail Relay Valve is designed to guarantee that your braking system will operate properly and efficiently. This valve is designed to provide robustness and dependability, ensuring that your braking system will perform at its best. It is constructed with high-quality materials and components, making it reliable and durable. The valve is designed to provide maximum safety and security, ensuring that your braking system will operate as intended. With this valve, you can be sure that your braking system will be reliable and dependable. FleetPride is your First Click in Heavy Duty®.