The Husqvarna 501807105 is a genuine OEM fuel filter designed to maintain optimal engine performance by preventing contaminants from reaching the carburetor. This essential maintenance part ensures clean fuel delivery, protecting the engine from damage and prolonging its lifespan. It is compatible with a wide range of Husqvarna chainsaws, trimmers, and blowers, making it a versatile replacement component for various outdoor power equipment. With a length of 45 mm and a diameter of 15 mm, this filter is a precise fit for specified models.