Pneumatic quick connector is mainly used for quick connection of air piping, pneumatic tools, which can achieve pipe connecting or disconnecting without a tool requiring. Features: 1. Easy installation by air push without extra sealing requiring. 2. It doesn't fall off under high pressure, safe and reliable. 3. Release ring with oval design is more convenient to disassemble. 4. Pipe body can rotate 360 degree even if installed, which is simple and flexible. 5. High precision threads ensure its good sealing performance. 6. Easy to install, durable for long term use. Specification: Material: Plastic Normal Pressure Range: 0-0.9MPa Maximum Pressure: 1.32MPa Low Pressure Range: -99.9-0Kpa Operating Temperature: 0-60 Fit Hose Outer Diameter: 6mm Straight Connector Length: 34mm/1.3in Elbow Union Connector Length: 26mm/1.02in Y Union Connector Length: 37.4mm/1.5in Tee Union Connector Length: 41mm/1.6in Weight: Approx. 197g / 6.9oz Package List: 10 x Straight Connectors 10 x Elbow Union Connecto 10 x Y Union Connector 10 x Tee Union Connector Note: Please allow slight error due to manual measurement. Thanks for your understanding.