Material: High-quality plastic housing with high-quality filter paper. It has a large flow rate per unit area, fast filtering speed, and good filtering effect. Specifications: The total length is 100 mm, interface diameter 6 mm, can filter 6 mm and 8 mm oil pipes. Prevent blockage: Prevent blockage of the machine's fuel system, reduce mechanical wear, ensure stable engine operation, and increase reliability. Fine workmanship: The number of folds of the filter paper is dense and firmly adheres to the shell without gaps. This prevents contaminants from easily mixing with the liquid. And easily recognizable degree of contamination thanks to the transparent design. Widely Used: Widely used in many small tractors, lawn mowers, snowmobiles, tillers, go-karts, cars, motorcycles, scooters, mopeds, diesel and moped generators with 1/4" or 5/16" fuel lines.