54mm Espresso Dosing Funnel: Coffee Dosing Funnel for Breville - 54mm Portafilter Funnel Magnetic Coffee Dosing Ring Aluminium Metal | Espresso Machine Accessories Bundle Including Espresso WDT ToolPerfect Dosing Solution: The 54mm dosing funnel is made from high quality aluminum alloy, in a sleek black finish. It is designed to prevent coffee grounds from spilling out during the brewing process. Furthermore, it features six small magnets at the bottom, enabling it to attach securely to the container for ease of use. With a top diameter of 63mm and a height of 23mm, it's perfect for home and professional baristas. Superior Quality: Our 54mm