Normcore 58mm Magnetic Dosing Funnel V2 - Espresso Coffee Dosing Ring - 18mm Anodized Aluminum with 9 magnetized Steel Compatible with 58mm Portafilter,BlackEASY TO LIFT Inspired by the filter lens used for camera design, the side edge knurling provides a more textured grip. Remove the funnel with ease after dosing. SNAPS ON SECURELY Comes with 9 Neodymium magnets line the ring so it snaps flawlessly to your basket. The magnets are pressed to fit directly to the ring, and no glue is used. PREVENTS GRIND LOSS Let you grind directly into the basket without spills. Made with Anodized Aluminum assembly for