General description This 54mm bottomless portafilter is designed for various Sage Series espresso machines, including BES880, BES878, BES875, BES870, BES840, BES810, and BES500. It serves as an excellent tool for improving your barista skills by providing a visual aid to identify any mistakes during the brewing process. Technical specifications Size: 54mm Material: 304 stainless steel (basket), ABS plastic (handle) Color: Black Measurement allowed error: +/- 1-3cm Compatibility and accessories Compatible with Sage Series BES880, BES878, BES875, BES870, BES840, BES810, and BES500 Includes a filter basket Installation Detachable design for easy cleaning and storage Can be replaced with other filter baskets Usage Observe the flow column, flow rate, and color during extraction for professional coffee filtering Helps in understanding grinding and tamping techniques in real time Other information Package Contents: 1 x Bottomless Portafilter Note: Light and different displays may cause the