Please be aware that this product cannot be specified for the date you wish to deliver. It is tightened using a bag nut, so it is more secure than tightening by hose bands, etc. The structure allows you to maximize the flow of air inside the hose. Connection diameter: R1/8; Compatible tube outer diameter x inner diameter: 0.3 x 0.2 inches (8 x 5.0 mm); Liquid used: Air, water, fluid temperature: 12 - 140 °F (-5 - 60 °C); Working pressure: 1 MPa; Seal processing (R thread); Country of origin: Japan; Weight: 8.2 oz (24.2 g)