Bottomless portafilter for an espresso machine, also known as a naked portafilter. This type of portafilter is used by baristas and coffee enthusiasts to observe the coffee extraction process, which helps in identifying channeling or uneven distribution of the ground coffee.
Key details about the product include:
It is a key part of an espresso machine that holds the basket filled with ground coffee.
The bottomless design allows for a clear view of the espresso as it drips into the cup, making it a valuable tool for improving brewing technique.