Replacement model. Length: 21 cm, outer diameter: 15 cm, top: round handle, bottom: 3 cm SAA thread, filtration area: 45 square meters. Powerful filtration performance: Due to the innovative "dirt collection" technology, the fabric absorbs more impurities than ordinary fabrics. Long service life: The unique structure of the trilobal filter fabric makes it easy to capture and remove stains. You can easily clean the filter after use. Sturdy: The entire filter is made of an unavailable handle, the core and the thick high-speed ABS filter fabric, forming a solid and durable body. Quality service: If you have any questions about or have invoices, you can contact me anytime and anywhere.