Bellezza's Bottomless Portafilter is the best way to watch coffee extraction at its finest. In a bottomless portafilter, you can clearly see how the extraction is progressing, allowing for changes to be made on time.
The equipment is great for training since you can easily discern whether channelling occurs - an indication of uneven tamping. It makes pulling a flawless shot of espresso a breeze. This portafilter comes with a 14-18 gram basket included