About This Italian-Style Craftsmanship:Crafted with meticulous detail, inspired by traditional Italian espresso engineering to ensure reliable and uniform performance. Single-Hole Design for Stable Extraction：Features a precision-drilled single hole that ensures controlled water flow, reduces channeling, and helps maintain stable pressure—resulting in smooth, full-bodied espresso shots. Compatible with 54mm Espresso Machines:Designed to fit a wide range of 54mm espresso machines, including Bambino Series, Bambino Plus Series, and Barista Express Series (models with 54mm portafilters).Tips: Compatible with bottomless portafilters only. Not suitable for standard portafilters with a closed bottom. Precision 18–22g Capacity:Perfectly designed to hold 18 to 22 grams of coffee grounds, delivering a consistent double shot espresso with barista-level precision.UPGRADE YOUR BREW: To achieve the most even distribution and eliminate channeling, this basket works best with our YLAOSIOA WDT Tool & RDT Spray Set. Includes 1 Breville Dual Wall Filter (2 Cup) and 1 Cleaning Blind Disk:The white main image shows the front and back of the same filter basket for display purposes only and does not indicate two baskets are included. Overview Material : Stainless Steel Brand : YLAOSIOA Shape : Basket Number of Pieces : 1 Compatible Devices : Coffee Maker