Description: Used to connect with polyethylene, nylon and PU / PA / PE / PVC tubing. Simple push in design for connecting to the tube and provide secure connection, requires no extra sealing. Equipped with a convenient one touch release button that provides a easy and quick tubing connections without special tools Fluid Type: Air/Vacuum/Water Working Pressure: 0-1MPa; Working Temperature:0-60 °C Specification: Tube Diameter: 8mm=5/16" Size: Approx.40*29mm/1.57*1.14 inch Material: Plastic Color: Black Package Includes: 10 Pieces Connectors