- Wide Compatibility: This 54mm Bottomless Portafilter is compatible with various Breville models, including Barista Series BES880, BES878, BES875, BES870, BES840, BES810, BES500, Barista Express, Barista Touch, Barista Pro, Infuser, and Duo Temp Pro. Always confirm compatibility with your specific coffee machine model. - Ergonomic Handle: Designed with user comfort in mind, the portafilter features an ergonomic handle made from premium materials. This ensures a secure grip and reduces strain on your wrists and hands, allowing for easy maneuverability and stable operation. Ideal for both professional baristas and home coffee enthusiasts. - Durable Construction: Made from high-quality 304 stainless steel, this portafilter is manually polished to resist rust and corrosion. Its robust design guarantees a perfect fit with your machine, ensuring consistent performance and longevity for pure espresso extraction. - Skill Enhancement: The bottomless design offers a unique opportunity to observe the entire espresso extraction process. This feature is essential for diagnosing extraction issues, helping both beginners and experienced baristas improve their techniques and perfect their espresso-making skills at home. - Easy Maintenance: The detachable bottomless filter holder allows for quick disassembly, making cleaning and maintenance a breeze. You can also replace it with another filter basket as needed. (Note: Avoid dishwasher cleaning to prevent wood discoloration due to high temperatures.) This portafilter not only enhances your brewing experience but also elevates your espresso skills, making it a valuable addition to your coffee-making toolkit.