2. Precise Control: With the 1/4inch SAE and 5/16inch SAE connections, our ball valve adapter ensures a secure and leak-free connection between your hoses and the refrigerant system. It allows you to have precise control over the of refrigerant, making maintenance and repairs more efficient. 3. Compact Design: The compact size of our ball valve adapter makes it easy to handle and store. It 't take up much space in your toolkit or storage area, ensuring convenience and portability during installation or service calls. 1. Versatile Compatibility: Our 2PCS Refrigerant Compact Ball Valve Adapter is designed to be compatible with a wide range of refrigerants, including R410A, R134A, R12, and R22. This means you can use it for various AC and HVAC systems without any hassle. 4. High-Quality Construction: Crafted from materials, our ball valve adapter is built to withstand heavy-duty use. It is designed to provide long-lasting performance, ensuring reliable operation and preventing any potential leaks or damage to your AC or HVAC system. 5. Wide Application: our ball valve adapter is an essential tool for working with AC and HVAC systems. It is suitable for use in residential, commercial, and industrial applications, making it a versatile choice for all your refrigerant needs., Weight: 0.54895103238 pounds, Manufacturer: Kueohse