This professional bottomless filter is the best tool for observing beautiful extractions and perfecting your espresso . Compared to a regular portafilter, the bottomless portafilter does not block your view, allowing you to observe the entire extraction process and easily identify and correct extraction issues. A great tool for beginners and professional baristas alike. STURDY AND EXQUISITE CRAFT - The handle head is cast in food-grade stainless steel and highly polished. The handle is ergonomically designed to ease of use, actual handle texture slightly from batch to batch. In order to improve the quality of espresso, it is equipped with a disc sieve to prevent coffee grounds from flowing out of the extraction port and make the powder more evenly distributed. The espresso metering funnel introduces the powder into the coffee powder and the filter basket to prevent the powder from being scattered around, reducing waste and confusion. The 54mm bottomless handle is designed to fit perfectly into the for /Sage Barista range of BES880, BES878, BES875, BES870, BES840, BES810, BES500, for Barista Express, for Barista Touch, for Barista Pro, for Infuser, for Duo Temp pro espresso machines, ensuring seamless brewing Bubble experience. The espresso coffee tool is suitable for various occasions, such as cafes, kitchens, hotels, parties, birthdays, Christmas, festivals, housewarming, ceremonies, weddings and other occasions, you can enjoy a wonderful coffee time. Note:Due to different production batches, the wood grain will be different, which does not affect use. Colour:As Shown Material:Stainless steel Package Contents: 1 * 54mm handle 1 * powder ring 2 * filter Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.