Features Excellent replacement for old or broken check valve--- Upgrade your air compressor with this high-quality check valve that ensures efficient and reliable performance. Three male thread connectors for easy installation--- Connect your tubes, air pressure tank, and compressor piston pump effortlessly with the convenient thread connecting ends. Durable brass construction--- Made from corrosion-resistant brass, this check valve offers long-lasting durability and high performance in any air pressure environment. Fast and tool-free installation--- Install this check valve quickly and easily without the need for any additional tools, saving you time and effort. Compressive strength for added reliability--- With its strong compressive strength, this check valve provides a secure seal, preventing air leaks and ensuring optimal airflow. Features:Excellent replacement for the old or broken check valve of your air compressor.The three male thread connectors are respectively for tube connecting, air pressure tank and compressor piston pump.Convenient to install with the thread connecting ends.Compressive strength, corrosion resistance, high performance and high reliability.Fast and easy to install, does not require any tools. Specification:Material: brassApplicable medium: airPressure environment: normal pressureThread: male threadInternal thread: G1/8"External thread: G3/8", G1/2"Weight: Approx.81g/2.9oz Package list:1 x Air Compressor Check Valve Package List