The compatibility of portafilters between brands sometimes becomes an issue. Most manufacturers make their own versions and even those of the same diameter sometimes do not fit those of other makes This holds especially true in the lower priced entry levels and in the upper end dual boilers. Are all coffee portafilters the same size? … Read more
There are common portafilter sizes and common basket sizes (e.g., 58mm), but no, there really isn’t a standard The grouphead geometry changes considerably among espresso machines. Are all espresso portafilters the same? The compatibility of portafilters between brands sometimes becomes an issue. Most manufacturers make their own versions and even those of the same diameter … Read more
The first thing is to buy a third-party non-pressurized filter basket in the 51mm size, which is the portafilter size used by the Dedica. The industry standard is 58mm , so this is a somewhat small and unusual size, though certainly not an unmanageable one. How do you know what size portafilter to get? We … Read more
What Pat said — 58mm baskets are interchangeable, but many PFs are not Rancilio and e61 pfs are interchangeable, and the bottomless Rancilio is sold by a few on line vendors as an e61 bottomless, so you got lucky. Are portafilters baskets universal? Sizes, shapes and hole patterns vary by manufacturer. There is no consensus … Read more