Size: This fitting is 10AN to 5/8 inch barb. The thread size of the 10AN end is 7/8-14 UNF Parameter: Maximum working pressure: 1,500 PSI. Working temperature range: -40℉ to 250℉ Material: The 10AN 90-degree fitting is made of 6061-T6 aluminum alloy Application: The barb hose fitting works only with rubber fuel lines Upgraded: The one-piece full-flow design features a thickened curvature for smoother flow Evil Energy is our brand, we're a direct and professional manufacturer, one of greatest manufacturer and exporter in tuning parts.Include:Fuel system exhaust、system cooling system. We strictly control the quality of products, to provide car enthusiasts with safe, beautiful, cost-effective tuning accessories. The AN hose end is made of lightweight aluminum, swivels 360° for efficient installation and quick alignment after assembly. With a larger outer diameter and thicker wall at the bend, With a larger outer diameter and thicker wall at the bend, it enhances its overall robustness.