The Atlas Copco 02601863 is a genuine outer air filter designed for various Atlas Copco XAS series portable air compressors. This high-quality filter ensures superior filtration, protecting the engine from harmful contaminants and extending its lifespan. With an outer diameter of 105 mm, an inner diameter of 65 mm, and a height of 260 mm, it provides a precise fit and reliable performance for maintaining air quality in demanding operational environments.