- 58 mm magnetic coffee dosing ring, made of high-quality 304 stainless steel - Includes 58 mm double-layer disc screen, with holes of different sizes for even extraction - Compatible with 58 mm portafilters, ideal for most professional and home espresso machines - Magnetic design with 8 magnets ensures a secure and stable fit during dosing - Corrosion-resistant material, easy to clean and dishwasher safe, ensuring hygiene and durability - Essential accessory for baristas and coffee lovers seeking precision and consistency in every preparation - Improves ground coffee distribution and espresso quality, optimizing the result in the cup - Reusable, robust, and designed for intensive use both at home and in professional settings