54mm Dosing Funnel: Perfectly fits the Breville Sage 54mm portafilter (barista express), works with the grinder and makes grinding and tamping easier and much less prone to spills.&nbsp ; No mess: Useful addition to your Coffee Bar. Zero wasted coffee and much easier to dispense coffee into the basket without spilling any. Compatible with: all portafilters that require a 54mm diameter tamper, Sage Barista Express, Barista Touch , Barista Pro, Infuser, Barista Pro , Bambino and Duo-Temp pro. Easy to clean: the metallic aluminum measuring funnel that can be cleaned quickly with brushes, sponges. Perfectly fits the Sage Barista Express The measuring funnel fits the 54mm portafilter, please ensure your basket measures 54mm before purchasing. < p>54mm Espresso Dosing Funnel No more mess < p>This dosing ring keeps coffee grounds from going everywhere and has a clearance so you can tamp it down without removing it. Dosing ring Amazing coffee accessories Makes the job so much easier and keeps the machine much cleaner. Great addition to your barista collection.