**Compatibility:** The 51mm bottomless portafilter with two ears fits various Delonghi models, including ECO310, EC0311, BCO420, BCO430, BCO432, EC152, EC155, EC200, EC221, EC260, ECP3120, ECP3420, ECP3630, ECP3220, and EC330, among others.
**Filter Basket Included:** Comes with a stainless steel 51mm filter basket that is compatible with the standard Delonghi 51mm filter basket.
**Material Quality:** Constructed from food-grade zinc alloy, this 51mm portafilter is environmentally safe, non-toxic, and hygienic, featuring properties such as oxidation, corrosion, and rust resistance, ensuring long-lasting durability.
**Design Features:** The bottomless structure enables a clear view of the extraction process, allowing for better observation of flow, color, and texture, which aids in identifying and resolving extraction issues.
**Convenience & Maintenance:** The removable design makes it simple to take apart for effortless use and thorough cleaning, ensuring no hard-to-reach areas.