54mm Bottomless Naked Portafilter For Breville Sage Barista Series Espresso Machines Including Barista Express Pro Touch Infuser Duo Temp Pro BES870 BES878 BES880

54mm Naked Portafilter Compatible with Breville Barista Machines
✔️ 304 Stainless Steel Build with Black ABS Handle, 0.73lb, Basket Not Included

This 54mm bottomless portafilter acts as a training accessory for Breville Barista series espresso machines so users can watch extraction live and fine tune their grind and tamp.

✅ Fits Breville BES870 BES878 BES880 BES840 and similar models
✅ 304 stainless steel body with detachable black ABS handle
✅ Shows channeling or puck issues during real time pulls
✅ Single portafilter unit, basket sold separately

💡 What is a bottomless portafilter used for? Bottomless portafilters give baristas immediate visual feedback during espresso extraction. - They reveal channeling or uneven flow so grind size and tamp pressure can be adjusted on the spot - Real time viewing helps build consistent technique across multiple shots - The open design supports faster cleaning between uses on home espresso setups