- Wide Compatibility : This 54mm Bottomless Portafilter is compatible with various Breville machines, including the Barista Series BES880, BES878, BES875, BES870, BES840, BES810, BES500, Barista Express, Barista Touch, Barista Pro, Infuser, and Duo Temp Pro. Please verify compatibility with your specific model before purchasing. - Ergonomic Handle : Designed for comfort, the portafilter features a premium ergonomic handle that offers a secure grip. Its thoughtful design minimizes wrist and hand strain, making it easy to use for both professional baristas and home coffee lovers. - Durable Construction : Made from high-quality 304 stainless steel, this portafilter is resistant to rust and corrosion. The manual polishing process enhances its durability, ensuring a perfect fit with your machine for consistent espresso extraction. - Skill Enhancement : The bottomless design allows you to closely monitor the espresso extraction process, helping you diagnose and correct issues. This feature is ideal for both beginners and experienced baristas looking to refine their techniques and improve their espresso-making skills. - Convenient Design : The detachable bottomless filter holder allows for quick disassembly, making it easy to clean and use. You can also replace it with a different filter basket as needed. (Note: Avoid washing in the dishwasher as high temperatures may discolor the wooden components.) Use Cases: 1. Perfect for coffee enthusiasts looking to elevate their home brewing experience by gaining insights into extraction quality. 2. An essential tool for baristas who want to perfect their craft and maintain consistency in espresso preparation. 3. Ideal for those who value both functionality and aesthetics in their coffee-making equipment.