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 engineered to deliver rich crema and bold espresso flavor. Installation Guidance: Measure your existing portafilter before purchase to ensure it is 51mm with three ears. For best results, use fresh or correctly ground coffee and apply consistent tamping pressure. Easy Maintenance: Featuring a detachable design for simple cleaning, this portafilter includes a removal tool to easily take out the filter basket after use, streamlining both brewing and cleanup. Color: Black Material: Stainless steel and plastic Note: Due to variations in lighting and display settings, the color shown in images may differ slightly from the actual product. Product appearance and labeling may vary slightly between production batches, but this does not affect functionality. Package Contents: 1 x Coffee Portafilter 2 x Coffee Filter Basket (Measurement tolerance: ±1-3cm)