Welcome to the store! 1. Compatibility: This 3-ear bottomless portafilter is suitable for Donlim 6001, 5403, KF5400 (KF600, KF6001 not applicable), for Petrus 3606, 3690, 3366 (PE3320 not applicable), for Netease's strict selection, for Maxim's MKA71, DERLLA A, KF500S, KF5002, KF7001, KF8001, CM4621, CM4218, CM4219, CM4008D, for SEVERIN, for DERLLA, for GULISSO, for STELANG coffee machines. 2. Stainless Steel and Solid Wood: Made from eco-friendly stainless steel and solid wood materials, this bottomless portafilter is more hygienic and safer to use. It offers antioxidant, erosion resistance, rust prevention, and durability. 3. Extraction Enhancement: The bottomless design helps observe the flow column, flow rate, color, column streaks, etc., to detect defects and errors before extraction, and to better judge extraction homogeneity, resulting in more flavorful and consistent coffee. 4. Detachable and Easy to Clean: The detachable design of this portafilter makes cleaning quick and easy, with no dead corners and convenient usability. 5. Perfect Coffee Machine Accessory: With a wooden handle, this portafilter is comfortable to hold and use. Includes a 51mm stainless steel filter basket, it's the perfect complement to your coffee machine. Item Type: Coffee Portafilter Material: Solid wood, stainless steel Weight: Approx. 334g/11.8oz Product Size: Approx. 230x51mm/9.1x2.0in Applicable Models: for Donlim 6001, 5403, KF5400 (KF600, KF6001 not applicable), for Petrus 3606, 3690, 3366 (PE3320 not applicable), for Netease's strict selection coffee machines, for Maxim's MKA71, DERLLA A, KF500S, KF5002, KF7001, KF8001, CM4621, CM4218, CM4219, CM4008D, for SEVERIN, for DERLLA, for GULISSO, for STELANG 1 x Coffee Portafilter Your satisfaction is our top priority. We will provide you with the best service. If you find any problems after receiving the product, such as damage, incorrect quantity, etc., please contact us immediately and we will provide you with the best solution!