1. Compatibility - Our 51mm bottomless portafilter is crafted for seamless fit with Delonghi coffee machines, including models ECP3420, ECP3120, EC155, BCO430, and EC260. Prior to purchase, ensure compatibility with your coffee machine model and and let us know if you have any question about the product 2. Stainless Steel Craftsmanship - Boasting a high-polish finish, our portafilter head is forged from food-grade stainless steel, durable and quality. The ergonomic wood handle is designed for comfort and ease of use. This 51mm portafilter ensures that leaves no trace of impurities after thorough filtering 3. Innovative Detachable Design - The detachable bottomless filter holder is a breeze to assemble and disassemble, simplifying cleaning and maintenance. This feature elevates your espresso experience, allowing for easy replacement with alternative filter baskets 4. Precision Espresso Mastery - Take control of your espresso making with our portafilter, designed for both precision and user comfort. The innovative design, coupled with a rosewood handle, enhances your control over the extraction process, ensuring the perfect cup of coffee every time. Ideal for both beginners and seasoned baristas.