Top fits in Breville / Sage coffee grinders to catch stray grounds otherwise lost during coffee grinding Bottom attaches directly to 54mm portafilters and prevents spillage during distribution with a Distribution tool (WDT) Breville / SAGE 54mm - Barista Express, Pro, Touch, Bambino Plus, Infuser and Duo-Temp Pro This funnel ensures that you get a perfect espresso grind with no mess — leaving you with a cafè-quality drink every time. It's designed to fit securely to Breville and SAGE 54mm portafilters, delivering fast and accurate grinding results. Say goodbye to messy and inconsistent espresso grinds. This funnel is specifically designed to fit securely onto Breville and SAGE 54mm portafilters, ensuring that no stray grounds are lost during the grinding process. With this dosing funnel, you'll get a perfect grind every time, resulting in a delicious and professional-quality drink that will impress even the most discerning coffee connoisseurs.