TAISHER 2pcs Brass Extension Pipe Fitting 1/2" NPT Male x 1/2" NPT Male, Hex Long Pipe Connector, 50mm Threaded Extension Nipple

["Product Material: High quality solid brass strong and durable brass is corrosion resistant and ductile at high temperatures","Maximum Pressure: Maximum working pressure is 290 PSI","Working Temperature: Temperature range from -65°F to 250°F","Hex Long Pipe: The reserved hexagonal middle section brings great convenience for wrench operation during installation and disassembly realizing effortless and firm assembly","Application: Household water plumbing air compressor pipelines gas supply systems industrial pipeline reconstruction mechanical equipment piping"]