Features:This quick disconnect fitting is made from durable Metal material for high pressure and temperature resistance, handle pressures up to 1200 PSI and temperatures ranging from -65°F to +250°F.This air conditioning pipe coupling Adapter features deep, precise threads, ensuring a tight and secure connection.With simple installation process, this AC couplings are solder-free to connect two copper pipes, and can be tightened with a wrench.This air conditioning pipe coupling adapter is suitable for plumbing, air, oil, LP and natural gas, fuel systems, and refrigeration applications. Specification:Color: Black + Silver Tone Material: Metal External Thread Size: 1/4″ Package Content: 2 pcs Metal Pipe Extension Joint Connectors.