General description The 51mm bottomless portafilter is an essential accessory for coffee enthusiasts, designed to enhance your brewing experience. Its bottomless design allows you to observe the flow of coffee, enabling better judgment of extraction uniformity and resulting in a richer flavor profile. Technical specifications Size: 51mm Material: ABS + metal Color: Black + Silver Package Contents: 1 x coffee handle, 3 x filter cup (1, 2, and 4 cups each) Measurement allowed error: +/- 1-3cm Usage The bottomless portafilter allows you to enjoy a visually appealing coffee experience with a shiny golden brown coffee column. It enhances the quality of the extracted coffee, resulting in a richer taste. Other information