The Normcore Magnetic Dosing Funnel is designed to minimize spillage and waste, ensuring accurate coffee dosing into your portafilter without the mess. Inspired by camera lens design, the V2 Dosing Funnel features a wider flared opening and a knurled side edge grip for easier handling. With 9 neodymium magnets that securely attach to the portafilter rim, this funnel reduces grind loss during the Weiss Distribution Technique (WDT), making it an essential tool for both beginners and experienced baristas. Features Aluminum funnel with magnetic attachment ensures clean and precise dosing Tamp-through design allows complete puck preparation with the funnel securely in place, keeping all grounds contained. 58mm model is compatible with all 58mm portafilters Standard funnel height is 18mm.