General description This 51mm bottomless portafilter is designed for use with Espresso Machines EC0680 and EC0685. Its bottomless design allows coffee enthusiasts to observe the flow of espresso, enhancing the brewing experience and enabling better judgment of extraction uniformity for a more flavorful cup. The portafilter extracts coffee with a rich layer of crema, showcasing a shiny golden brown coffee column. Technical specifications Diameter: 51mm Total length: 22cm Material: Food-grade stainless steel and B1 red rosewood Handle type: Ergonomic Rosewood handle Compatibility and accessories Compatible with Espresso Machines EC0680 and EC0685 Includes 1 reusable filter basket Installation Removable design for easy disassembly and cleaning Usage Ideal for observing espresso extraction Helps in judging flow rate and color for better coffee quality Other information