Why choose the V3 Beehive High-Precision Extraction Basket? It is precision laser cut to maintain the uniformity of the shape and size of the sieve holes. This facilitates the even distribution of water during coffee extraction, making uniform contact with the ground coffee and maintaining flavor stability Dual precision filter - This IKAPE basket is designed with dual side filters, the inner layer is an ultra-precision filter, the ultra-fine holes can make the coffee powder all in even contact with the hot water during the extraction. The outer layer has a honeycomb shape to stabilize the inner precision bowl, ensuring stable extraction and durability of the basket. Coffee flavor is clean and bright This espresso filter is equipped with a double basket, the inner basket acts as a sieve to ensure a clean extraction of the coffee concentrate. It makes the flavor brighter Food grade stainless steel, easy to clean - This double espresso basket is made of food grade 304 stainless steel, and the V3 honeycomb is easier to clean than the V1 and V2 high extraction espresso filters. Very easy to form a full coffee puck. Compatible models 51mm - For all Delonghi espresso machine and other 51mm coffee machine portafilter 54mm - For all 54mm Breville/Sage espresso machine 58mm - For all E61 espresso machine, like La Marzocco, Lsomac, ECM, Expobar, Lelit, Rocket, San Remo, The Staircase, Rancilio, Magister 58mm - For other 58mm machine, Giggia, Bezzera, Maxims