Universal: This portafilter is compatible with Sage Barista Series BES880, BES878, BES875, BES870, BES840, BES810, BES500, Barista, Barista-Touch, Barista Pro, Infuser, and Duo Temp Pro. Basket Included: No need to purchase an additional basket. It is a useful tool to help improve barista skills by allowing visual assessment of extraction issues. Detachable: This 54mm bottomless portafilter is detachable, easy to clean, and easy to store. It allows replacement with other filter baskets. High Quality: The basket is made of 304 stainless steel, resistant to rust, durable, and easy to use and clean. The ABS handle provides a comfortable grip during operation. Advantage: Compared to standard spouted portafilters, the bottomless design enables observation of the flow column, flow rate, color, and flow column consistency during coffee extraction. This allows real-time monitoring to assess grinding and tamping techniques. Color: Black Material: Plastic + Metal Package Contents: 2 x Bottomless Portafilter Note: Light reflection and differences in display screens may cause slight variations between the color of the item in the photo and the actual product. Measurement may vary by +/- 1-3 cm.