10AN PTFE fuel line working Temperature ranges from -76℉ to 446℉ (-60℃ to 230℃). AN10-10AN Black Nylon Braided PTFE Fuel Line 20ft 10 Fittings Hose Kit E85 US. AN-10 Black Nylon PTFE Fuel Hose 20ft. Size: AN10 PTFE braided fuel line Length is 10/20feet.