1/2" black anodized hard aluminium lines for fuel-, oil- and water lines. Hard lines tubing 1/2" for union pipe fitting - 1m High quality hard line For oil, fuel or brake lines and similar Note: We can offer all hard lines up to a length of 10m in one piece. With our aluminium hard lines you can manufacture high pressure stable hydraulic hard lines, e.g. oil, water and fuel lines yourself. We recommend -4 AN for oil supply lines (fits on our GT-R inlet adapters and on the integrated EFR reducer), -10 AN for oil return lines (fits on our threaded return flanges). Fuel and water pipes are best selected according to the specifications of connections or fuel pumps. The hard lines are manufactured using high-precision CNC machines with the highest quality standards. The system has been tried and tested for over 40 years and is proven in aviation and motorsport. Outside pipe dimension: 12,7mm / 1/2" Length: 1 meter Material: Aluminum Wall thickness: 1.75mm Color: Black anodized Working pressure:  70 bar Burst pressure:  213 bar For problem-free installation in all application areas, we offer a variety of adapters. Thus, a later extension or other extension of the lines is easily possible.