DescriptionUniversal Using for Braided Fuel Lines (Hoses) Oil, Fuel, Water, Fluid and Air Line. Quality assurance tested to ensure quality. Manufactured from aluminum. Features a unique design for easy assembly.Applied to piping as quick fitting joint, easy to connect in a quick and simple way.Feature- Color: Black. - Material: Aluminum. - Size: 2.7 x 2.7 x 2.2cm. -Dimension specification: 1/2-28 to 3/4-16 (small inside diameter, small outside diameter)/1/2-28 to 13/16-16 (small inside diameter, medium outside diameter)/1/2-28 to 3/4 NPT (small inside diameter, big outside diameter). -Manufactured from high performance lightweight Aluminum material. Durable, rustproof and long time use. - Surface treatment for durability, long last and strength. - Universal using for braided fuel lines (hoses) Oil, Fuel, Water, Gas, Fluid and Air Line. Precision machined to exacting tolerances for trouble-free performance. - Provides maximum protection against corrosion, Machined from aircraft grade aluminum.