1Compatibility: This two ears handle 58mm is suitable for Expobar, for Rocket, for Faema, for Rancilio, for EM19M2, for Gemilai (commercial household 58MM), for Casadio, for Asaso, for Semremo, for La Cimbali, for GAECM, for Bezzera, for Royal, for Wega most binaural symmetrical 58MM commercial aircraft. 2With Filter Basket: With stainless steel 58mm filter basket, compatible for Expobar 58mm filter basket. Convenient for your daily use, to meet a variety of use needs. 3Extraction Improvement: Bottomless design helps to observe the flow column, flow rate, color, flow column fringe, etc. To find the defects and errors before extraction, better judge the uniformity of extraction, so as to make the extraction more delicious and more consistent coffee. 4Bottomless Powder Bowl: Made of aluminum alloy, environmental protection, more sanitary and safer, with corrosion resistance, durable characteristics, to ensure your daily use. 5Detachable: Detachable design, easy to disassemble, easy to use, conducive to clean, clean without dead corners, keep the appliance clean, improve your use experience.