Wide Compatibility: This aluminum grinder setting dial fits various Mignon grinders, including Specialita, making it a versatile upgrade for coffee enthusiasts. Durable Construction: Made from solid aluminum, the dial faceplate resists scratches and stripping for longlasting performance and a feel in your grinder setup. Precise Grind Settings: An adjustable scale from 10 to 100 enables precise grind size control to optimize extraction and flavor for different beans and preferences. Easy Installation: Includes a comprehensive installation guide video that helps you install the dial without impacting the original grinder functionality. Use Case 1: Home espresso setup with Mignon grinders, such as Specialita, for dialing in the grind size to achieve consistent extraction and flavor. Use Case 2: Shared equipment in a household or small cafe with multiple Mignon grinders, allowing a single dial to be adjusted for different users without modifying the grinders themselves. Use Case 3: Bean roast and processing variations, using the 10 to 100 scale to fine tune grind size to suit different roasts and desired flavor profiles.