Fluid Medium and Fitting Application: Gasoline and crude oil transportation system, or methanol, ethanol, natural gas transportation system, or its vapor emission or volatilization control system Special Features: Return Connector Connection Size: 9.89 ID8 Item Type: Fuel Connector Placement on Vehicle: Engine Item Height: 2cm Item Length: 4cm Material: PA12 Plastic Color: Black Package Contents: 10 x Fuel Line Quick Connectors Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in a little different from the real thing. The measurement allowed error is +/- 1-3 cm.