AXE21635: Engine to Cooler Return Fuel HoseEngine to Cooler Return Fuel Hose designed for efficient fuel return flow in heavy duty machinery. A length of 5579 mm (219. 65 in) for optimal performance in demanding environments. Includes end sizes of 9. 52 mm (3 8 in) and 17. 48 mm (0. 69 in) with an internal diameter of 9. 52 mm (3 8 in) for precise fit and function. Made from high quality material assembly ensuring durability and reliability. The hose end fittings are finished with a nickel