LePresso 51mm Bottomless Portafilter Stainless Steel Wood (LPCFFBP0013BR) - Designed for 51mm coffee machines, this bottomless portafilter lets you monitor espresso extraction and fine-tune your brewing technique. Constructed from stainless steel, aluminum alloy, and a wooden handle, it offers durability and comfortable handling. The bottomless design provides a clear view of the coffee flow and crema formation for improved extraction. Its ergonomic wooden handle ensures a secure and comfortable grip during use. It is an excellent accessory for both beginner and professional baristas.