This 51mm Bottomless Portafilter compatible for 9 Series EC9335/9665/9155/9355 Coffee Espresso Machine. With this bottomless portafilter, you'll be to see the extraction in real time to understand if you're doing the grinding, tamping and distribution perfectly. Helps you to correct extraction problems more easily and efficiently. Made of high quality food grade stainless steel and alloy. The handle have beautful surface treatment. It looks modern and fashion. The frosted handle is good looking and easy to use or clean. With basket filter compatible with the handle. The basket is well made with good stainless steel and high quality. Handle is made of high quality alloy. The color can be maintained for a long time. The alloy is not afraid of heat or moisture. The handle will not rot like wood handle and easier to maintain. Specifications: Material: stainless steel Color: Black Shape: 3-ear type Portafilter size: 213 x 51 x 47mm Package Contents: 1 x Coffee Bottomless Portafilter with Basket Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.