Universal Compatibility: Designed for espresso enthusiasts, this 51mm stainless steel portafilter is compatible with CASABREWS CM5418, 3700Essential, Mr. Coffee, Wirsh, and select Gevi machines. Confirm your machine's portafilter measures 51mm with three ears for proper fitment. Dual Filter Options: Customize your espresso experience with two included pressurized filter baskets. Both are designed to deliver rich crema and bold espresso flavor. Installation Guidance: Measure your existing portafilter before purchasing. It must be 51mm with three ears. For best results, use freshly ground coffee and apply consistent tamping pressure. Easy Maintenance: Features a detachable design for simple cleaning. A removal tool is included to easily take out the filter basket after use, streamlining both brewing and cleanup. Color: Black Material: Stainless steel and plastic Note: Slight variations in appearance and labeling may occur between production batches. These do not affect functionality. Package Contents: 1 x Coffee Portafilter 2 x Coffee Filter Basket Note: Lighting and monitor settings may cause slight color differences between the product image and actual item. Size may vary by +/- 1-3cm due to manual measurement.