Complete Your Set-Up with the Bezzera Bottomless Portafilter This beautiful wooden bottomless portafilter is compatible for use with E61 Brew Group espresso machines by Bezzera. The angles of the wings on the portafilter are specifically designed for the E61 style group on the MN series and are not compatible with Bezzera's DE models or any other Bezzera machine with their proprietary BZ group. The bottomless design is ideal for those who want to perfect their grind and tamp, or who just need more room under their group for taller cups. Compatible with the Bezzera Matrix and DUO MN Models. Does Not Include a Filter Basket Please Note: This portafilter is intended for use with Bezzera E61 group espresso machines. It is also cross compatible with most E61 brew groups used by other manufacturers. This portafilter is not compatible with machines from the following brands: Bezzera (machines with a BZ style brew group) Breville Gaggia