Features 1、Extraction Improvement: The bottomless design of the 58mm coffee portafilter helps to observe the flow column, flow rate, color, flow column stripes, etc., identify defects and errors before extraction, better judge the uniformity of extraction, and thus make the extraction of coffee more delicious and consistent. 2、Selected Material: The 58mm coffee bottomless portafilter is made of stainless steel and plastic material, which is environmental, safe and hygienic. It has the characteristics of oxidation resistance, corrosion resistance, and durability 3、Applicable Model: This 58mm 3 ears bottomless portafilter is suitable for most of the 3 ears symmetrical coffee machines for Barsetto. 4、Detachable and Easy to Clean: The detachable design is convenient and fast to disassemble, easy to use, and clean without dead corners. 5、Attached Filter Basket: Stainless steel 58mm filter basket is compatible for Barsetto 58mm filter basket, providing you great using experience. Specifications Item Type: 58mm Coffee Portafilter Material: Plastic, Stainless Steel Weight: Approx. 415g / 14.6oz Applicable Model: Suitable for Barsetto Package List 1 x Coffee Portafilter