Features: Versatile Compatibility: Our air compressor accessories are designed to work with a wide range of equipment, including air compressors, belt conveyors, and oil-less machines. Whether you're working with fuels in automobiles, helicopters, ships, or motorcycles, our products have you covered. Durable Construction: Made from quality aluminum, and other materials, our pneumatic accessories are built to last. The check valves, pipe joints, and connectors are designed for long-term use in demanding environments, ensuring reliable performance. Easy Installation: Our air compressor accessories feature male threaded connections and direct connections, making installation quick and hassle-free. The tube connectors and check tools are designed for easy use, saving you time and effort. Reliable Performance: With our air compressor belt conveyor check valves and oil-less machine components, you can trust that your equipment will operate smoothly. The check valves ensure proper airflow, while the direct connection components offer a secure fits for optimal performance. Multipurpose Use: Whether you're working on car vacuum hoses, pumps, or other applications, our accessories provide the versatility you need. From checking air pressure to connecting components, our tools are designed to meet a variety of needs across different industries. Specifications: Material: Aluminum Diameter of Connection Port: 2CM, 1.6CM Note: Due to the screen lighting effect, the actual color of the product may be slightly different. Due to manual measurement, please allow size error. Include: 1*Check Valve