Durable stainless steel construction delivers wear resistance and longlasting performance. The shims are designed to be easy to while maintaining seamless compatibility with your coffee machine's burr system. Designed for 870, 876, and 878 models, these grinding adjustment shims help you achieve higher grinding precision, contributing to more consistent extractions and richer flavor. Key benefits Function and reliability: durability stainless steel that stands up to frequent use and replacement without compromising burr alignment. Compatibility: specifically engineered to work with 870, 876, and 878 coffee machines, ensuring seamless integration with the burr requirements. Precision and flavor: enhances grinding precision, supporting improved extraction and more uniform grind size for better tasting coffee. Versatility: suitable for home brewing, commercial shops maintaining equipment performance, and specialty drinks that require fine grounds. What makes it stand out Material quality: made from durable stainless steel for longevity and dependable performance. Targeted compatibility: for 870, 876, and 878 models to fit your grinder setup. Practical design: focuses on improving grind consistency with straightforward replacement, reducing downtime and maintenance complexity. Use scenarios Home coffee brewing: refine grind size for consistent extraction in espresso or brewed coffee, helping you achieve more reliable flavor at home. Busy coffee shops: quick replacement and reliable performance help maintain service standards and minimal downtime during peak periods. Specialty drinks preparation: obtain fine, precise grounds required for espresso and cold brew, supporting quality and consistency across drinks. Applications Home users seeking a dependable upgrade for grind precision. Commercial environments aiming to maintain peak equipment performance. Baristas and specialty shops focusing on consistent grind quality for espresso and other fineground drinks.