Key benefits Ensures even distribution of coffee grounds for consistent extraction and improved flavor Helps prevent channeling by creating an even bed of grounds Stable during use with a secure fit on the portafilter, reducing vibrations Core features Innovative spirographic gear movement provides controlled distribution of grounds Easy height adjustment with an extended screw thread design to suit different basket depths Compatible with 51 mm and 58 mm portafilters holding 1325 g Attaches securely to portafilters made of stainless steel or anodized aluminum for stability during preparation Built in cleaning aid simplifies maintenance and promotes hygiene Specifications and compatibility Portafilter sizes: 51 mm and 58 mm Ground dose range: 1325 g Materials: designed to fit portafilters made from stainless steel or anodized aluminum Movement technology: spirographic gear system for even distribution Use scenarios Home espresso setup: use with a 58 mm portafilter and 18 g dose; adjust needle height for the basket depth to achieve even distribution and more consistent shots Small cafe workflow: use with 51 mm portafilters holding 1316 g; secure fit minimizes movement and vibrations during distribution, speeding up service End of day cleaning and maintenance: utilize the built in cleaning aid to simplify cleanup and maintain hygiene across multiple shots Notes The description preserves the original function and compatibility while presenting clear benefits, readable language, and practical usage examples.