Amazon.com: 51mm Bottomless Portafilter Compatible For Delonghi 9 Series EC9335/9665/9155/9355 Stainless Steel Coffee Espresso Machine Black ABS Handle With Two Cup Basket Filter, DL9 HS Set of 2: Home & Kitchen
Modified portafilter with a la Pavoni Basket for a Delonghi EC155. : r/espresso
Depressurizing the EC155 Portafilter | [protofusion]
Delonghi EC155 Espresso Machine Replacement Part : Portafilter | eBay
Amazon.com: VIGIND 51mm Bottomless Portafilter 3 Ears Included 1 Cup filter Basket,Compatible For Delonghi EC680 EC685,EUPA and SMEG Coffee Machine,Stainless Steel Espresso Machine Part and Black ABS Handle: Home & Kitchen
Amazon.com: MacMaxe Sump Portafilter Filter Handle Assembly 5513200349 with 2 Cup Filter Basket For Delonghi Espresso ECZ351: Home & Kitchen