- Important sizing note: Please read the size picture and verify your machine size before purchase. Make sure your machine’s size matches the ears of this portafilter. This does NOT fit Capresso EC50 and EC9155. - Elevate your coffee experience: This 51mm espresso portafilter and puck screen set helps you brew smoother, more balanced espresso like a pro. Suitable for 51mm Delonghi portafilters. These barista tools upgrade your espresso setup and process. - Compatible with Delonghi models: The 51mm portafilter is designed for Delonghi espresso machines. It does not fit Delonghi models that start with 9; it fits all other Delonghi 51mm models. Please check your model size before buying. - Espresso puck screen: The 51mm puck screen for Delonghi is premium stainless steel, built for long-term use. It enhances water flow, preserves the coffee puck structure under pressure, and leads to enhanced extraction and a creamier, richer espresso. - Premium aluminum alloy construction: Made of food-grade aluminum alloy, ensuring your espresso remains free from unwanted taint. The aluminum alloy offers excellent resistance to oxidation, corrosion, and rust for durable, long-lasting use. - Use scenarios: Ideal for home daily espresso to improve flavor and consistency; suitable for small cafes using 51mm Delonghi portafilters to enhance shot quality; portable for travel or temporary setups with compatible machines.